Sql Error #5048, Severity 16

Sql Error Number:5048
Severity: 16

Description: Cannot add, remove, or modify files in filegroup '%.*ls'. The filegroup is read-only.

Possibly related links:

Errors 5000 - 5999
Cannot add, remove, or modify files in filegroup '%.*ls'. The filegroup is read-only. ... Cannot add, remove, or modify file '%.*ls'. The file is read-only. 5056. 16 ...

Errors 4000 - 4999
BACKUP LOG cannot modify the database because database is read-only. ... Cannot add columns to %S_MSG '%.*ls' because it is being published for merge replication. ...

Errors 1000 - 1999
... mirroring cannot be enabled because the "%.*ls" database is read-only on one of the partners. ... Cannot add FILESTREAM filegroup or partition scheme since ...

Errors 30000 - 34999
Cannot add %S_MSG '%.*ls' because there is already %S_MSG ... Cannot modify filegroup read-only/read-write state while an encryption transition is in progress. ...

Errors 4000 - 4999
... cannot modify the database because the database is read-only. ... Cannot alter column '%.*ls' in table '%.*ls' to add or remove the FILESTREAM column attribute. ...

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