Old question but i would want to answer this appropriately. The custom table which you are using to use as "Choice Table" should have a field which is String and that should have Choice specified in that field. Some thing similar to below :  Now spac...

Here is the accurate solution : The custom table should have a field which is String. On Dictionary Entry of the String field Add the Choice List as you need. Example : Now you should be able to see this table and that field in the Configuration of C...