Enabling invalid filter, data is being discarded in upro Protocol

Hi Anton,
Enabling Invalid filter in configuration file, UPro protocol is discarding data.

Getting below message
Position filtered by Invalid filters from device

Data Packet:

*HQ200<IMEI>,AH&A0305462554001108333704660008020819&B0100000000&C0083=;70&F0000&R2007&V0259&I3404890882FCAB56088269B6350882FCA915&X(k89911100000676784474)&K20300#