-24927: ERR_TOOLCHK: external backup tool not found 

Explanation:

The backup tool could not be found or has been installed incorrectly.

User Response:

●     Attempt to fix the problem with the help of the extended error description.

●     If you do not want to use a backup tool from another provider, change the backup template definition accordingly.

●     If you cannot solve the problem, contact Support.

See Support.

See also:

Concepts of the Database System,

Using Backup Tools from Other Providers

Backup Templates and Data Carriers