How to fix the Oracle error ORA-26928: Unable to communicate with string apply coordinator process “string” from outbound server “string”.?

In this post, you’ll learn more about the Oracle ErrorORA-26928: Unable to communicate with string apply coordinator process “string” from outbound server “string”. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-26928: Unable to communicate with string apply coordinator process “string” from outbound server “string”.

Reason for the Error ORA-26928: Unable to communicate with string apply coordinator process “string” from outbound server “string”.

A timeout occurred while waiting for apply coordinator to respond.

How to fix the Error ORA-26928: Unable to communicate with string apply coordinator process “string” from outbound server “string”. ?

You can fix this error in Oracle by following the below steps

Check the state of the specified apply coordinator from GV$STREAMS_APPLY_COORDINATOR view. Determine the reason for apply coordinator’s unresponsiveness. If streams_pool_size is not set or set with an inadequate value, consider setting or increasing the value of this parameter.