How To Fix TC011 - The switches in SCSA cannot be accessed

SAP Error Message - Details

• Message type: E = Error

• Message class: TC - System trace. (RSTR....)

• Message number: 011

• Message text: The switches in SCSA cannot be accessed

What causes this issue?

The trace system uses switches that are created in the shared memory
segment 'SCSA'. The system cannot currently access these swtiches.

System Response

The trace system does not work. It remains switched off.

How to fix this error?

Look for the error in the syslog that resulted in the SCSA being
missing or unuseable.
When you have corrected the error, restart the instance (the SAP
application server).

Error message extract from SAP system. Copyright SAP SE.