I am facing “PDU decoding exception” error every time read the SMS if someone sending an EMS (Long SMS with more 160 chars). We build with ASP.NET and VB.NET for the SMS application. Everything runs smoothly in Fastrack Supreme 10, except for case above. Anyone have the solutions? Best Regards YS…

Sorry, forgot to describe in detail. If someone sending a long SMS (more than 160 chars, let say 200 chars), will read as 2 messages, and will read like this: Message No 1: PDU decoding exception:059126181642640C91261816690127000001608031303382340500037C020240F33A3C9C0F83E6E5763DECCE8741E2B21C1D9…

Hiya, I’m a little confused - are you trying to decode the messages in the OpenAt environment, or on a PC using your VB.net app? ciao, Dave

Hi Dave No, I’m not trying to decode the message in the OpetAt environment. I just trying to read the SMS(s) on a PC using my VB app. I can read the normal SMS(s) successfully, but not for the long SMS (if they sent more than 160 chars). The result is always like I mention early. TIA

Then you need to address your question to a VB forum, as it has nothing to do with Sierra Wireless. Does your VB code actually support long SMS messages? I think there are a number of different schemes for doing long SMS - are you sure you are using the correct one(s)? Try searching - here and …

@awneil : oppsss, sorry. I thought can ask in this forum, cause I’m using fastrack supreme 10. I will go to VB forum, thank.

PDU decoding exception

IoT Gateways Legacy FX/FXT series

awneil June 8, 2010, 6:18am 2

What, exactly, do you mean by that?

Have you seen Changed PDU format since R7.43

Topic		Replies	Views
sending long sms messages General wireless topics	2	2634	August 29, 2013
SMS message length more than 160 characters Legacy FX/FXT series	3	2012	April 28, 2015
SMS Pdu ... Around the water cooler	2	1739	April 21, 2006
MC8795 received SMS in text mode woes MC/EM Series	2	1005	June 9, 2014
Receiving long text messages Open AT	2	1457	August 23, 2006

PDU decoding exception

Related topics