InputCppDAQOnlineData used to have a "mock-up" mode where we could mock the online data stream on e.g. the test servers, by using datacard --daq_online_file. However, when I try to run it now, I get error message like:

[MAUS gumph]
Initiating Execution
Purging document store
Checking for active Celery nodes...
Active celery nodes: {u'ctr': []}
Number of active Celery nodes: 1
INPUT: Birth
Initialising MAUS online input
Start Init...
Monitoring source is : @miceraid5:.
Program name is : MICE_Online_Monitor.
Error - Failed to connect to database: Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
Error in MDmonitoring::Init( monitorSetDataSource ):Cannot attach to monitor scheme. Status: System-dependent error (see errno for more details)
WARNING - Attempt to delete the physical volume store while geometry closed !
WARNING - Attempt to delete the logical volume store while geometry closed !
WARNING - Attempt to delete the solid store while geometry closed !
WARNING - Attempt to delete the region store while geometry closed !

I have also seen