[
https://issues.apache.org/jira/browse/IGNITE-11401?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Yury Babak resolved IGNITE-11401.
---------------------------------
Resolution: Workaround
To avoid this problem use workaround - deploy user code(jars) with
feature/label extractions to servers.
The permanent solution will be provided by the linked ticket.
> [ML] Labmdas doesn't work in binary builds
> ------------------------------------------
>
> Key: IGNITE-11401
> URL: https://issues.apache.org/jira/browse/IGNITE-11401
> Project: Ignite
> Issue Type: Bug
> Components: ml
> Reporter: Alexey Platonov
> Assignee: Alexey Platonov
> Priority: Major
> Fix For: 2.8
>
>
> Current lambdas for feature extraction doesn't work in binary builds and fail
> with such errors:
> Caused by: class org.apache.ignite.binary.BinaryObjectException: Failed to
> deserialize object
> [typeName=org.apache.ignite.ml.regressions.linear.FeatureExtractorWrapper]
> at
> org.apache.ignite.internal.binary.BinaryClassDescriptor.read(BinaryClassDescriptor.java:913)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize0(BinaryReaderExImpl.java:1763)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize(BinaryReaderExImpl.java:1715)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.readField(BinaryReaderExImpl.java:1983)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor$DefaultFinalClassAccessor.read0(BinaryFieldAccessor.java:703)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor.read(BinaryFieldAccessor.java:188)
> ... 40 more
> Caused by: class org.apache.ignite.binary.BinaryObjectException: Failed to
> read field [name=featureExtractor]
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor.read(BinaryFieldAccessor.java:192)
> at
> org.apache.ignite.internal.binary.BinaryClassDescriptor.read(BinaryClassDescriptor.java:874)
> ... 45 more
> Caused by: class org.apache.ignite.binary.BinaryObjectException: Failed to
> deserialize object [typeName=java.lang.invoke.SerializedLambda]
> at
> org.apache.ignite.internal.binary.BinaryClassDescriptor.read(BinaryClassDescriptor.java:913)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize0(BinaryReaderExImpl.java:1763)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize(BinaryReaderExImpl.java:1715)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.readField(BinaryReaderExImpl.java:1983)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor$DefaultFinalClassAccessor.read0(BinaryFieldAccessor.java:703)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor.read(BinaryFieldAccessor.java:188)
> ... 46 more
> Caused by: class org.apache.ignite.binary.BinaryObjectException: Failed to
> read field [name=capturedArgs]
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor.read(BinaryFieldAccessor.java:192)
> at
> org.apache.ignite.internal.binary.BinaryClassDescriptor.read(BinaryClassDescriptor.java:874)
> ... 51 more
> Caused by: class org.apache.ignite.binary.BinaryInvalidTypeException:
> org.apache.ignite.examples.ml.regression.linear.StaticFun
>
> ....
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
