topic Re: ACT_GE_BYTEARRAY PacketTooBigException in Alfresco Forum

ACT_GE_BYTEARRAY PacketTooBigException

mhanrahan — Thu, 19 Jan 2017 23:59:45 GMT

We recently upgraded the version of Activiti that we were using from 5.16.3 to 5.21, and we have started to receive this error when we are deploying process bundles via OSGirg.apache.ibatis.exceptions.PersistenceException:### Error updating database. Cause: com.mysql.jdbc.PacketTooBigException: P

Re: ACT_GE_BYTEARRAY PacketTooBigException

gdharley — Fri, 20 Jan 2017 18:44:47 GMT

Likely this is more a function of an upgraded myBatis library or JDBC driver than the Activiti upgrade.

Either way, the error is being sent through the JDBC driver from the server so I doubt there is anything you can do within Activiti to solve the problem.

Regards,

Greg

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Re: ACT_GE_BYTEARRAY PacketTooBigException

mhanrahan — Wed, 25 Jan 2017 00:27:22 GMT

I did some further digging and traced through the activiti 5.21 codebase, and found that now the insert is being done in bulk, whereas in 5.16 the insert was done individually.

https://activiti.atlassian.net/browse/ACT-4014 looks to be the issue that it was changed with (in 5.18)

Re: ACT_GE_BYTEARRAY PacketTooBigException

gdharley — Wed, 25 Jan 2017 01:24:58 GMT

Nice find.

I believe you can disable bulk inserts in the process engine configuration.

Cheers,

Greg

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