Error:"invalid MIC"

[eugenev]

Chirpstack Application : error:"invalid MIC"

Today, my application on chirpstack presented a curious problem. The messages on the application server have an error (“invalid MIC”) like image [1] I was counting frames normally (33081 total frames —with error messages). I verified that the messages were being received normally by the gateway like image[2]. I also checked that my device was active by otaa as shown in figure [3] and the frame counter had stopped with 32768. My frame counter is disabled too. Does anyone have any ideas about th…