Error codes · Device store
PW6802
device_value_keys_a_query
The program must hold to this: a value the device keeps keys no page's query: the key is sent to the server to read it again.
Reading the diagnostic
pw check prints the code in brackets, [PW6802], with the sentence above and the place in your program. Errors and diagnostics explains how to read one, and every code is listed with its rule.