When viewing a Log, the following may be encountered:

The Log file could not be loaded because:

The maximum message size quota for incoming messages (50000000) has been exceeded. To increase the quota, use the MaxReceivedMessageSize property on the appropriate binding element.

The JAMS Executor Service is responsible for receiving communication back from remote JAMS Agents regarding Job Log information. The JAMSExecutor.exe.config file (located at C:\Program Files\MVPSI\JAMS\Scheduler\ by default) allows you to adjust the default value of 50000000 bytes. 

This is configured in the <netNamedPipeBinding> section.