What is gcs_offset?

version: 4.1.3
Error message when I connect to QGC : “Internal errors 0x40000 l:15 gcs_offset”

Qgc report an error: ParameterManagerLog: “V:1” The following parameter indices could not be loaded after the maximum number of retries: “1:932, 1:933, 1:934, 1:935, 1:936”