Evening
So I setup a dump for the next time it happened however it failed with
permissions on the folder I used.
First error
21:10:19.472 [http-nio-8080-exec-6] ERROR o.a.g.rest.RESTExceptionWrapper -
Unexpected internal error:
### Error querying database. Cause:
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in
your SQL syntax; check the manual that corresponds to your MySQL server version
for the right syntax to use near 'AND user_id = 19
AND permission = 'READ';
SELECT primary_co' at line 15
### The error may exist in
org/apache/guacamole/auth/jdbc/connection/ConnectionMapper.xml
### The error may involve defaultParameterMap
### The error occurred while setting parameters
### SQL: SELECT guacamole_connection.connection_id,
connection_name, parent_id, protocol,
max_connections, max_connections_per_user,
proxy_hostname, proxy_port, proxy_encryption_method
FROM guacamole_connection JOIN guacamole_connection_permission ON
guacamole_connection_permission.connection_id =
guacamole_connection.connection_id WHERE
guacamole_connection.connection_id IN AND user_id = ?
AND permission = 'READ'; SELECT primary_connection_id,
guacamole_sharing_profile.sharing_profile_id FROM
guacamole_sharing_profile JOIN guacamole_sharing_profile_permission ON
guacamole_sharing_profile_permission.sharing_profile_id =
guacamole_sharing_profile.sharing_profile_id WHERE
primary_connection_id IN AND user_id = ?
AND permission = 'READ';
### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have
an error in your SQL syntax; check the manual that corresponds to your MySQL
server version for the right syntax to use near 'AND user_id = 19
AND permission = 'READ';
Second Error
java.lang.OutOfMemoryError: Java heap space
Dumping heap to /home/NOTREALUSER/java_pid15204.hprof ...
Unable to create /home/NOTREALUSER/java_pid15204.hprof: Permission denied
Aug 07, 2017 9:05:07 PM org.apache.tomcat.util.net.NioEndpoint$SocketProcessor
doRun
SEVERE:
java.lang.OutOfMemoryError: Java heap space
at sun.util.resources.TimeZoneNames.getContents(TimeZoneNames.java:285)
at
sun.util.resources.OpenListResourceBundle.loadLookup(OpenListResourceBundle.java:137)
at
sun.util.resources.OpenListResourceBundle.loadLookupTablesIfNecessary(OpenListResourceBundle.java:128)
at
sun.util.resources.OpenListResourceBundle.handleKeySet(OpenListResourceBundle.java:96)
at java.util.ResourceBundle.containsKey(ResourceBundle.java:1807)
at
sun.util.locale.provider.LocaleResources.getTimeZoneNames(LocaleResources.java:263)
at
sun.util.locale.provider.TimeZoneNameProviderImpl.getDisplayNameArray(TimeZoneNameProviderImpl.java:124)
at
sun.util.locale.provider.TimeZoneNameProviderImpl.getDisplayName(TimeZoneNameProviderImpl.java:99)
at
sun.util.locale.provider.TimeZoneNameUtility$TimeZoneNameGetter.getName(TimeZoneNameUtility.java:240)
at
sun.util.locale.provider.TimeZoneNameUtility$TimeZoneNameGetter.getObject(TimeZoneNameUtility.java:198)
at
sun.util.locale.provider.TimeZoneNameUtility$TimeZoneNameGetter.getObject(TimeZoneNameUtility.java:184)
at
sun.util.locale.provider.LocaleServiceProviderPool.getLocalizedObjectImpl(LocaleServiceProviderPool.java:281)
at
sun.util.locale.provider.LocaleServiceProviderPool.getLocalizedObject(LocaleServiceProviderPool.java:265)
at
sun.util.locale.provider.TimeZoneNameUtility.retrieveDisplayNamesImpl(TimeZoneNameUtility.java:166)
at
sun.util.locale.provider.TimeZoneNameUtility.retrieveDisplayName(TimeZoneNameUtility.java:137)
at java.util.TimeZone.getDisplayName(TimeZone.java:400)
at java.text.SimpleDateFormat.subFormat(SimpleDateFormat.java:1271)
at java.text.SimpleDateFormat.format(SimpleDateFormat.java:966)
at java.text.SimpleDateFormat.format(SimpleDateFormat.java:936)
at java.text.DateFormat.format(DateFormat.java:345)
at
org.apache.tomcat.util.http.FastHttpDateFormat.getCurrentDate(FastHttpDateFormat.java:117)
at
org.apache.coyote.http11.AbstractHttp11Processor.prepareResponse(AbstractHttp11Processor.java:1534)
at
org.apache.coyote.http11.AbstractHttp11Processor.action(AbstractHttp11Processor.java:739)
at org.apache.coyote.Response.action(Response.java:179)
at org.apache.coyote.Response.sendHeaders(Response.java:350)
at
org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:335)
at
org.apache.catalina.connector.OutputBuffer.flush(OutputBuffer.java:317)
at
org.apache.catalina.connector.CoyoteOutputStream.flush(CoyoteOutputStream.java:110)
