| Text | Internal Adabas error :1: occurred. | 
| Explanation | Adabas has encountered an internal error. | 
| Action | For more information see: Internal Adabas Error Messages. | 
| Text | The version of Adabas is not valid for database. | 
| Explanation | This version of Adabas is obsolete, it does not correspond to the database. The version of Adabas is too old to run with the database. The database was created with a newer version of Adabas or it was upgraded. | 
| Action | A newer version of Adabas must be used. | 
| Text | Database obsolete for this Adabas version. Use Upgrade utility. | 
| Explanation | The version of Adabas does not correspond to the database. | 
| Action | Use the upgrade function of Database Services for nonactive databases to convert the database. | 
| Text | Access denied. Database already used in single user mode. | 
| Explanation | A database which is used in single user mode cannot be accessed by another user. | 
| Action | Synchronize usage of database. | 
| Text | Multi user database can not be used in single user mode. | 
| Explanation | A database being used in multi user mode cannot be accessed by another user in single user mode. | 
| Action | Synchronize usage of database. | 
| Text | Path or filename not found. | 
| Action | Check specified path / filename. | 
| Text | The version of Adabas is already valid for database. | 
| Explanation | The version of Adabas already corresponds to the database. It is not neccessary to run the Upgrade utility. | 
| Action | Do not run the Upgrade utility. |