The above solution fixes the error but now getting another error:

com.ptc.cat.ops.client.internal.OperationManager
SEVERE: DefaultOperationManager-> Failure dispatching operation
com.google.gwt.user.client.rpc.IncompatibleRemoteServiceException: The 
response could not be deserialized
at Unknown.Throwable_1(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.Exception_1(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.RuntimeException_1(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.new 
IncompatibleRemoteServiceException_1(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.onResponseReceived(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$fireOnResponseReceived(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.onReadyStateChange(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.<anonymous>(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.apply_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.entry0_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.<anonymous>(com.ptc.windchill.wncgwt.WncGWT-0.js)
Caused by: com.google.gwt.user.client.rpc.SerializationException: 
java.util.LinkedHashSet/1826081506
at Unknown.Throwable_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.Exception_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.new 
SerializationException_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$check(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$instantiate(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$readObject(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.deserialize_668(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.deserialize_697(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$deserialize_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$deserialize(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$readObject(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.deserialize_337(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.deserialize_335(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$deserialize_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$deserialize(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$readObject(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.read_8(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.onResponseReceived(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.$fireOnResponseReceived(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.onReadyStateChange(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.<anonymous>(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.apply_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.entry0_0(com.ptc.windchill.wncgwt.WncGWT-0.js)
at Unknown.<anonymous>(com.ptc.windchill.wncgwt.WncGWT-0.js)

On Tuesday, June 12, 2018 at 2:06:25 PM UTC+5:30, Thomas Broyer wrote:
>
> IIUC, make sure all your <entry-point/> classes implement EntryPoint.
> Before 2.7, entry points weren't cast to EntryPoint, so you only had to 
> have a method with "void onModuleLoad()" signature; starting with GWT 2.7 
> (and specifically this commit: 
> https://github.com/gwtproject/gwt/commit/3be1548873300d5bcb74c0258352c90abe7a42bd),
>  
> the entry points are cast to EntryPoint.
>
> On Tuesday, June 12, 2018 at 10:13:13 AM UTC+2, dinesh kumar wrote:
>>
>> I was able to compile my code using latest GWT library.
>>
>> However while running, my i-frame does not load in the browser and 
>> following error displays on the browser console:
>>
>> Tue Jun 12 13:41:26 GMT+530 2018 
>> com.google.gwt.logging.client.LogConfiguration
>> SEVERE: null
>> java.lang.ClassCastException
>> at Unknown.Throwable_0(Throwable.java:67)
>> at Unknown.Exception_0(Exception.java:29)
>> at Unknown.RuntimeException_0(RuntimeException.java:29)
>> at Unknown.ClassCastException_0(ClassCastException.java:27)
>> at Unknown.checkCriticalType(InternalPreconditions.java:154)
>> at 
>> Unknown.throwClassCastExceptionUnlessNull(InternalPreconditions.java:138)
>> at 
>> Unknown.init_9(com_00046ptc_00046windchill_00046wncgwt_00046WncGWTdebug__EntryMethodHolder.java:3)
>> at Unknown.initializeModules(ModuleUtils.java:44)
>> at Unknown.apply_0(Impl.java:309)
>> at Unknown.entry0_0(Impl.java:368)
>> at Unknown.anonymous(Impl.java:78)
>> at Unknown.gwtOnLoad_0(ModuleUtils.java:55)
>>
>> Uncaught Error: java.lang.ClassCastException
>>     at ClassCastException_0.createError 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:62059)
>>     at ClassCastException_0.initializeBackingError 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:62104)
>>     at ClassCastException_0.Throwable_0 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:62009)
>>     at ClassCastException_0.Exception_0 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:62145)
>>     at ClassCastException_0.RuntimeException_0 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:62179)
>>     at new ClassCastException_0 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:480204)
>>     at checkCriticalType 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:490918)
>>     at throwClassCastExceptionUnlessNull 
>> (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:458)
>>     at Array.init_9 (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:74335)
>>     at initializeModules (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:46)
>>     at apply_0 (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:63011)
>>     at entry0_0 (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:63076)
>>     at com.ptc.windchill.wncgwt.WncGWTdebug-0.js:63045
>>     at gwtOnLoad_0 (com.ptc.windchill.wncgwt.WncGWTdebug-0.js:60)
>>     at com.ptc.windchill.wncgwt.WncGWTdebug-0.js:495783
>>
>>
>>
>>
>> On Thursday, June 7, 2018 at 7:11:02 PM UTC+5:30, Colin Alworth wrote:
>>>
>>> The errors you are getting aren't related to your Locale supersource (or 
>>> at least not directly), but to the fact that your project has conflicting 
>>> JRE sources which don't make sense, and so cannot be compiled. Your version 
>>> of "gwtx" cannot be used with any version of GWT released within the last 9 
>>> years or so.
>>>
>>> The first set of errors in your log, from GWT's internal i18n/etc, are 
>>> the same error you are going to get from every type in your entire 
>>> application, because java.lang.Object is broken in your project:
>>> [ERROR] java.lang.Object cannot be resolved to a type
>>>
>>> Searching for Object.java shows us the root cause:
>>>    [ERROR] Errors in 
>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/Object.java'
>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to a 
>>> type
>>>
>>> And in turn, searching for Throwable.java...
>>>
>>>      [java]       [ERROR] Errors in 
>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/Throwable.java'
>>>      [java]          [ERROR] java.io.PrintStream cannot be resolved to a 
>>> type
>>>
>>> ...
>>>
>>>      [java]       [ERROR] Errors in 
>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/io/PrintStream.java'
>>>      [java]          [ERROR] java.io.FilterOutputStream cannot be 
>>> resolved to a type
>>>
>>> And finally
>>>
>>>      [java]       [ERROR] Errors in 
>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/io/FilterOutputStream.java'
>>>      [java]          [ERROR] Line 74: The constructor 
>>> IOException(Throwable) is undefined
>>>
>>> which by itself appears crazy, until you see where IOException comes 
>>> from: 
>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwtx-1.5.2.jar!/com/googlecode/gwtx/java/io/emul/java/io/IOException.java'.
>>>
>>> Since GoogleCode is long dead, we can't see the sources there, but you 
>>> can see them in some exported github projects, such as 
>>> https://github.com/ttt43ttt/gwtx/blob/master/src/main/java/gwtx/java/io/emul/java/io/IOException.java.
>>>  
>>> You can see there that gwtx is missing this constructor, but GWT 2.8.2 
>>> correctly has it (see 
>>> https://gwt.googlesource.com/gwt/+/2.8.2/user/super/com/google/gwt/emul/java/io/IOException.java#37
>>> ).
>>>
>>> This is the root issue - IOException is redefined in gwtx, and is 
>>> incompatible with "modern" (i.e. less than 9 years old) gwt-user.jar. Fix 
>>> this, and these other resulting issues should go away (though there may be 
>>> more issues if you do not entirely remove gwtx.jar, and possibly also 
>>> CoreGWT-src.jar as well, but I cannot say without actually seeing the 
>>> sources inside).
>>>
>>>
>>> On Thursday, June 7, 2018 at 8:07:23 AM UTC-5, dinesh kumar wrote:
>>>>
>>>> I have emulated few of the classes for example : java.util.Locale
>>>>
>>>> But now all my code is always referring to this class instead of jre 
>>>> library. How and where can we specify where to look for?
>>>>
>>>>
>>>>
>>>> On Tuesday, June 5, 2018 at 12:27:44 PM UTC+5:30, dinesh kumar wrote:
>>>>>
>>>>> I have updated to GWT 2.8.2 and getting a compilation error : 
>>>>>
>>>>> Compilation unit 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/shared/impl/cldr/DateTimeFormatInfoImpl_se.java'
>>>>>  
>>>>> is removed due to invalid reference(s):
>>>>>      [java]          java.lang.String
>>>>>      [java]       Compilation unit 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/client/constants/NumberConstants.java'
>>>>>  
>>>>> is removed due to invalid reference(s):
>>>>>      [java]          java.lang.String
>>>>>      [java]       Compilation unit 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/dom/builder/client/DomMediaBuilderBase.java'
>>>>>  
>>>>> is removed due to invalid reference(s):
>>>>>      [java]          java.lang.String
>>>>>      [java]       Compilation unit 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/shared/impl/cldr/DateTimeFormatInfoImpl_lkt.java'
>>>>>  
>>>>> is removed due to invalid reference(s):
>>>>>      [java]          java.lang.String
>>>>>      [java]       Compilation unit 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/client/impl/cldr/DateTimeFormatInfoImpl_jgo.java'
>>>>>  
>>>>> is removed due to invalid reference(s):
>>>>>      [java]          java.lang.String
>>>>>
>>>>> .
>>>>> .
>>>>> .
>>>>> ..
>>>>>    [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/Object.java'
>>>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/core/client/JavaScriptObject.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/Throwable.java'
>>>>>      [java]          [ERROR] java.io.PrintStream cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/Class.java'
>>>>>      [java]          [ERROR] 
>>>>> com.google.gwt.core.client.JavaScriptObject cannot be resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/String.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/CloneNotSupportedException.java'
>>>>>      [java]          [ERROR] java.lang.Exception cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/io/PrintStream.java'
>>>>>      [java]          [ERROR] java.io.FilterOutputStream cannot be 
>>>>> resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/io/PrintWriter.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/StackTraceElement.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/ClassNotFoundException.java'
>>>>>      [java]          [ERROR] java.lang.Exception cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/reflect/Method.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/CharSequence.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/Iterable.java'
>>>>>      [java]          [ERROR] java.util.Spliterator cannot be resolved 
>>>>> to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/javaemul/internal/NativeRegExp.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/nio/charset/Charset.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/StringBuffer.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/util/Locale.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/StringBuilder.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/Comparator.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/io/UnsupportedEncodingException.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/Exception.java'
>>>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/io/OutputStream.java'
>>>>>      [java]          [ERROR] java.io.IOException cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/io/FilterOutputStream.java'
>>>>>      [java]          [ERROR] Line 74: The constructor 
>>>>> IOException(Throwable) is undefined
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/stream/IntStream.java'
>>>>>      [java]          [ERROR] java.util.OptionalDouble cannot be 
>>>>> resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/Spliterator.java'
>>>>>      [java]          [ERROR] java.util.Comparator cannot be resolved 
>>>>> to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/SortedMap.java'
>>>>>      [java]          [ERROR] java.util.Comparator cannot be resolved 
>>>>> to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/AbstractStringBuilder.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/client/LocaleInfo.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwtx-1.5.2.jar!/com/googlecode/gwtx/java/io/emul/java/io/IOException.java'
>>>>>      [java]          [ERROR] java.lang.Exception cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwtx-1.5.2.jar!/com/googlecode/gwtx/java/io/emul/java/io/Closeable.java'
>>>>>      [java]          [ERROR] java.io.IOException cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwtx-1.5.2.jar!/com/googlecode/gwtx/java/io/emul/java/io/Flushable.java'
>>>>>      [java]          [ERROR] java.io.IOException cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/stream/LongStream.java'
>>>>>      [java]          [ERROR] java.util.OptionalDouble cannot be 
>>>>> resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/OptionalDouble.java'
>>>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/gwt/java/lang/Integer.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/OptionalInt.java'
>>>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/stream/DoubleStream.java'
>>>>>      [java]          [ERROR] java.util.OptionalDouble cannot be 
>>>>> resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/stream/Stream.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/stream/BaseStream.java'
>>>>>      [java]          [ERROR] java.lang.AutoCloseable cannot be 
>>>>> resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/IntSummaryStatistics.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/Double.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/Long.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/Map.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/Appendable.java'
>>>>>      [java]          [ERROR] java.io.IOException cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/client/DateTimeFormatInfo.java'
>>>>>      [java]          [ERROR] 
>>>>> com.google.gwt.i18n.shared.DateTimeFormatInfo cannot be resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/client/LocalizedNames.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/client/constants/DateTimeConstants.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/ptc/fox_10/Windchill/srclib/wnc/CoreGWT-src.jar!/com/google/gwt/i18n/client/impl/LocaleInfoImpl.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/client/constants/NumberConstants.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/OptionalLong.java'
>>>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/LongSummaryStatistics.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/NumberFormatException.java'
>>>>>      [java]          [ERROR] java.lang.IllegalArgumentException cannot 
>>>>> be resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/Number.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/DoubleSummaryStatistics.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/function/Predicate.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/function/BinaryOperator.java'
>>>>>      [java]          [ERROR] java.util.Comparator cannot be resolved 
>>>>> to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/Optional.java'
>>>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/stream/Collector.java'
>>>>>      [java]          [ERROR] java.util.Set cannot be resolved to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/AutoCloseable.java'
>>>>>      [java]          [ERROR] java.lang.Exception cannot be resolved to 
>>>>> a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/Collection.java'
>>>>>      [java]          [ERROR] java.lang.Object cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/util/Set.java'
>>>>>      [java]          [ERROR] java.util.Collection cannot be resolved 
>>>>> to a type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/i18n/shared/DateTimeFormatInfo.java'
>>>>>      [java]          [ERROR] java.lang.String cannot be resolved to a 
>>>>> type
>>>>>      [java]       [ERROR] Errors in 
>>>>> 'jar:file:/opt/wnc/3rdPartyJars/lib/gwt-user.jar!/com/google/gwt/emul/java/lang/IllegalArgumentException.java'
>>>>>      [java]          [ERROR] java.lang.Throwable cannot be resolved to 
>>>>> a type
>>>>>
>>>>

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