Error of "isbjx.parser.genbank.PrimerItem cannot be cast to ...." in "PCR for Multiple Templates".

When running "PCR for Multiple Templates", this error of "isbjx.parser.genbank.PrimerItem cannot be cast to ...." occurred.
And I cannot obtain the result.

This is a bug and will be fixed in the IMC version 5.2.3.
The IMC version 5.2.3 will be soon released.