A01020
Write to RAM disk unsuccessful
Siemens · DCM
What does A01020 mean?
The system failed to write data to the internal RAM disk. This typically happens if the RAM disk is full or its size is not adequately configured for the data being written, such as the system logbook. Failure to write to the RAM disk can lead to incomplete logging of events or operational data, making troubleshooting difficult and potentially hiding critical issues.
Additional Steps
Steps 1–2 are listed in Priority Fix.
- 3
Verify that the write operation to the RAM disk is now successful.
Source: Siemens DCM
View Official PDF