.LDS files empty after upgrading to v7.64.00

There was a bug introduced in Rx-Universe v7.64 where if Alpha Numeric characters were used in the Order Number field, the .LDS file created would be empty:

This will cause Calculator errors as not all information is being sent. This issue has been rectified and was cherry picked back to v7.67. Therefore, the resolution is to continue the upgrade process to Rx-Universe v7.67.