Required calendar buffer size calculation completed

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The total buffer size required for all holiday and factory calendars in
the system is calculated. The calculated
buffer size is created in the system.
This ensures that the currently required buffer size for the further
processing of holiday and factory calendars is available.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.