Diagnosis
You want to create an additional custom extension field. However, thereare already too many extension fields in the system. Due to technicallimitations, no more field can be created.

System Response
The action terminates.

Procedure
Check with your system administrator if there is a possibility to deleteno longer needed extension fields. Once some fields are freed, newextension fields can be created again.
There is also the possibility to define a shorter namespace forextensibility fields. Note that the namespace will prefix all generatedInfoObjects, which will reduce the number of possible objects that canbe created within the given maximum name length (for InfoObjects incustomer namespace, the maximum name length is 9).