Crash in GXByteBuffer::SetPosition()

Hi, Mikko!

I write my meter model (server) and try connect from DLMSDirector. But i get crash on connect.

Exchange:
15:00:51 Initializing Network connection.
15:00:51 Send SNRM request.
7E A0 07 03 61 93 69 47 7E
15:00:51
7E A0 1E 61 03 73 B5 7C 81 80 12 05 01 80 06 01 80 07 04 00 00 00 01 08 04 00 00 00 01 53 3B 7E
15:00:51 Parsing UA reply succeeded.
15:00:51 Send AARQ request.
7E A0 4C 03 61 10 58 27 E6 E6 00 60 3E A1 09 06 07 60 85 74 05 08 01 01 8A 02 07 80 8B 07 60 85 74 05 08 02 02 AC 12 80 10 45 5D 34 64 42 70 06 1B 4C 0D 66 10 36 5D 11 66 BE 10 04 0E 01 00 00 00 06 5F 1F 04 00 62 1E 5D FF FF C6 37 7E
15:00:54
7E A0 5D 61 03 30 50 3F E6 E7 00 61 4F A1 09 06 07 60 85 74 05 08 01 01 A2 03 02 01 00 A3 05 A1 03 02 01 0E A7 03 02 01 00 88 02 07 80 89 07 60 85 74 05 08 02 02 AA 12 80 10 BA 90 46 5E CF 49 E6 22 62 C3 C8 F4 7C 40 15 63 BE 10 04 0E 08 00 06 5F 1F 04 00 40 1E 1D 04 00 00 07 CE AD 7E
15:00:54 Parsing AARE reply succeeded.
15:00:54 Authenticating.
7E A0 2B 03 61 32 8D EB E6 E6 00 C3 01 C1 00 0F 00 00 28 00 00 FF 01 01 09 10 B5 56 04 3E 2E F1 13 00 B6 13 59 CB 31 13 78 7F 21 1D 7E
//crash

If i in method CGXByteBuffer::Set() return old row: data->m_Position += count instead SetPosition(); --> OK. All works OK.