PDU-Spy can decode my concatenated PDU but the .net sms library cannot

I am able to decode a concatenated PDU with the PDU-Spy tool and partially with the on-line PDU encoder/decoder.
However, the smslib1.0.5 fails to decode the same PDU, i only get bad chars:

Sample long PDU:
0891328420000000F9600D91328420022092F8000070301271218500A0050003CA020193A0701BA4AECFE9A0715D9E7ED7E72E50F65D07CDC36932E85E06B5CB74D00C942F87E57350F8FC06A5DDA037BC2C4EFF404910F9EDA683E4E57198CD0685DD6450FE5D07CDC36932280D4287ED6550FE5D07D1D1E939C85D6F8BCB7290383C5E83E8E8B2FB071A86DDA0FCBB0E3AA7ED6550BB0C6ABFE56510B94C0FA7D9A0B719F4AECB41

0891328420000000F9640D91328420022092F80000703012713110002E050003CA0202DBE5323DED3E83E86F10BACC8683DA6590BCDC2EB7C5653928FFAE83C4653ABD2C7701

Thanks for your help

Decoding

Sorry for the late reply.
First check looks ok using the decoder
EMS_RECEIVED
From:2348022002298 Time:3/21/2007 5:12:58 PM GMT+0
AB[ATkgiAFkeS_kg]@[email protected]_AR]A^aKES@AH_]iAdKGCYYAB]IAr_kAfCSIARAPCmKAr_kAhQSgA\k[EKeADCGWAhQK]@C]Ar_kANSmKAZKAZ_eKAHKiCSYA^MA^keA
EMS_RECEIVED
From:2348022002298 Time:3/21/2007 5:13:01 PM GMT+0
[KKiS]OAh_APKYaAZKAdK[K[EKeAr_kADKiiKe]
If you still got the problem do let me know. Also try to paste the error message here.