The number of indicators must equal the number of characters in the vendor account
You can define a maximum of 64 characters
Click Maintenance, and then click Settings.
Click the Vendor tab, enter the format in the Vendor Account field, and then click Save.
For example,
Vendor account format NNNNNNNNNNNN suggests a 12 digit vendor account number, such as 123456789123.
Vendor account format NNNNNNAAAAAA suggests a 12 digit vendor account number where the first 6 characters are digits and the last 6 are characters. For example, 123456ABCDFG