ORA-01150: cannot prevent writes - file [string] has online backup set

Cause: An attempt to make a tablespace read only or offline normal found that an online backup is still in progress. It will be necessary to write the file header to end the backup, but that would not be allowed if this command succeeded.

Action: End the backup of the offending tablespace and retry this command.

Error Type: ORA

• Additional information for ORA-01150: cannot prevent writes - file [string] has online backup set01150
Discussions and solutions for Oracle Database Error ORA-01150: cannot prevent writes - file [string] has online backup set Developer anwers for Oracle Database Error ORA-01150: cannot prevent writes - file [string] has online backup set FAQs for ORA-01150: cannot prevent writes - file [string] has online backup set search others tips for ORA-01150: cannot prevent writes - file [string] has online backup set