Error response

Hello sir
We are getting in response as NEXERRORNO-1.
Can u please help me what this error means
Iam un able to decode it and solve this
7E A0 1B 41 00 02 04 01 96 A0 89 E6 E7 00
4E 45 58 45 52 52 4F 52 4E 4F 2D 31 B8 00 7E

7E //Frame header
A0//Format type
1B // Frame length
41 00//Destination and Source address
02 // Control feild
04 01// Header cheack sequence
96 //FrameType Value

E6 E7 00 //// Logical link control Header (E7 for response)

4E 45 58 45 52 52 4F 52 4E 4F 2D 31
These bytes correspond to the ASCII representation of the text:
4E -> N
45 -> E
58 -> X
45 -> E
52 -> R
52 -> R
4F -> O
52 -> R
4E -> N
4F -> O
2D -> -
31 -> 1
The entire string decodes to "NEXERRORNO-1"