Meter is not disconnected properly using GXDLMSDirector application

Hi Mikko,

I have connected meter using the following configuration:

Authentication Level : Low
Security : AuthenticationEncryption
Manufacturer: Indian Standard

Using authentication level None, Meter is properly disconnect and connect multiple times. But using authentication level low meter is not able to disconnect properly.

Following are the logs of GXDLMSDirector :
02:20:20 PM Release request
7E A0 36 03 41 32 90 80 E6 E6 00 62 28 80 01 00 BE 23 04 21 21 1F 30 00 00 00 81 F3 A1 1E 60 08 7A 95 61 D8 2D FB 1E 71 3C F7 50 86 1A 21 89 DB 5F 06 A3 6E 64 39 43 7E
02:20:20 PM Release request
7E A0 36 03 41 32 90 80 E6 E6 00 62 28 80 01 00 BE 23 04 21 21 1F 30 00 00 00 81 F3 A1 1E 60 08 7A 95 61 D8 2D FB 1E 71 3C F7 50 86 1A 21 89 DB 5F 06 A3 6E 64 39 43 7E
Data send failed. Try to resend 1/3
02:20:25 PM Data send failed. Try to resend 1/3
7E A0 36 03 41 32 90 80 E6 E6 00 62 28 80 01 00 BE 23 04 21 21 1F 30 00 00 00 81 F3 A1 1E 60 08 7A 95 61 D8 2D FB 1E 71 3C F7 50 86 1A 21 89 DB 5F 06 A3 6E 64 39 43 7E
Data send failed. Try to resend 2/3
02:20:31 PM Data send failed. Try to resend 2/3
7E A0 36 03 41 32 90 80 E6 E6 00 62 28 80 01 00 BE 23 04 21 21 1F 30 00 00 00 81 F3 A1 1E 60 08 7A 95 61 D8 2D FB 1E 71 3C F7 50 86 1A 21 89 DB 5F 06 A3 6E 64 39 43 7E
Data send failed. Try to resend 3/3
02:20:36 PM Data send failed. Try to resend 3/3
7E A0 36 03 41 32 90 80 E6 E6 00 62 28 80 01 00 BE 23 04 21 21 1F 30 00 00 00 81 F3 A1 1E 60 08 7A 95 61 D8 2D FB 1E 71 3C F7 50 86 1A 21 89 DB 5F 06 A3 6E 64 39 43 7E
02:20:41 PM Failed to receive reply from the device in given time.
7E A0 36 01 03 52 F8 23 E6 E7 00 63 28 80 01 00 BE 23 04 21 28 1F 30 00 00 04 09 A8 A4 CE 07 49 98 4E 1A 67 CF A6 E3 27 06 4A 80 CC 59 2E D4 D9 93 73 56 03 0A 37 B5 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E
02:20:41 PM
7E A0 36 01 03 52 F8 23 E6 E7 00 63 28 80 01 00 BE 23 04 21 28 1F 30 00 00 04 09 A8 A4 CE 07 49 98 4E 1A 67 CF A6 E3 27 06 4A 80 CC 59 2E D4 D9 93 73 56 03 0A 37 B5 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E
14:20:41 Disconnect request
02:20:41 PM Disconnect request
7E A0 07 03 41 53 56 A2 7E
Data send failed. Try to resend 1/3
02:20:46 PM Data send failed. Try to resend 1/3
7E A0 07 03 41 53 56 A2 7E
Data send failed. Try to resend 2/3
02:20:51 PM Data send failed. Try to resend 2/3
7E A0 07 03 41 53 56 A2 7E
Data send failed. Try to resend 3/3
02:20:56 PM Data send failed. Try to resend 3/3
7E A0 07 03 41 53 56 A2 7E
02:21:01 PM Failed to receive reply from the device in given time.
7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E
02:21:01 PM
7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E 7E A0 07 01 03 1F 50 EA 7E

can you please check and reply