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Exception in thread "main" java.lang.UnsupportedClassVersionError: hpi_ice_dev_proj/kai_shipment_mdas_merge_0_1/KAI_SHIPMENT_MDAS_MERGE : Unsupported major.minor version 52.0
I am getting the above error while running a bigdata job in cluster.
attaching the configuration screenshots.
please help me.
Hello,
Please make sure that you are using the same java version for your hadoop cluster and talend studio.
Best regards
Sabrina
Hello,
Please make sure that you are using the same java version for your hadoop cluster and talend studio.
Best regards
Sabrina
Hi,
In the hadoop cluster the java version was 1.7 and talend was compiling code with 1.8 java
I downgraded the talend code compilation to 1.7 and jobs ran successfully in cluster .
Hi,
Have you tried to use java 1.8 in hadoop cluster server to see if it works? Downgrading the talend code compilation to 1.7 might cause other compile error in studio.
Best regards
Sabrina
Hi Team we did install and configure Talend 7.0.1 Real Time big data platform. Talend servers and studio is using jdk 1.8update171. servers are up and running and basic configuration is done.
However, during our end to end test execution with TAC and Job server, we get class major.minor 52.0 not supported error as per screen below. Same error when job is executed on job server via remote run.
the job is having tjava only to print hello and gets error attached.
This gets fixed in previous versions like 6.5 or 6.4 when we change jdk compliance to 1.7. In this case, even doing so results in same error.
As per Talend community forum notes, as long as jdk 1.8 is applied, it should work. In this case, it doesn't and looks like potential bug. Is there a patch available. pfa for error.