Since yesterday my screen is showing this

Since yesterday my screen is showing this.only channel 100 is showing..and i don't owe dstv.when i contact them they tell me that i must call installer of wich is their error not installer error [file=20699_c0f6d02cc525ee9a09343dc6ba677b2c__https://s3-eu-west-1.amazonaws.com/pslbs/lhc-files/58f4-user-files/d25de99816acd3d6feb46b0eed5bed7e.jpeg?X-Amz-Content-Sha256=UNSIGNED-PAYLOADandX-Amz-Algorithm=AWS4-HMAC-SHA256andX-Amz-Credential=AKIA5DGWZC5MLFWEG3MCpercent2F***7percent2Feu-west-1percent2Fs3percent2Faws4_requestandX-Amz-Date=***7T191533ZandX-Amz-SignedHeaders=hostandX-Amz-Expires=1200andX-Amz-Signature=c73e117f4432d93bbf77d64f0f316eb***faf9d7c52faaadeef874b8 link=http://hellopeter.kobliat.com/dialog/download/20699]