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Calculator Community => TI Calculators => General Calculator Help => Topic started by: Munchor on October 26, 2010, 08:17:17 am

Title: Usb communication error: unexpected packet ( 8C080008)
Post by: Munchor on October 26, 2010, 08:17:17 am
Howdy everyone, I have ti nspire with 84+ keypad on it.

I connected PC and Calculator using the USB Cable. Installed TI Connect and then went to DeviceExplorer, and the program managed to find my calculator and open the device explorer correctly.

However, when I try to transfer programs (by dragiing them to the TI Connect Interface), I get this error message:

Usb communication error: unexpected packet ( 8C080008)

I have no idea of what it means and google is not helping me.

The USB Port is fine I tested it with a Pen drive. However, I can't transfer files.

Help me please,

David
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Jonius7 on October 26, 2010, 08:39:02 am
Try another linking program: TiLP:  http://www.ticalc.org/archives/files/fileinfo/374/37481.html
other than that i don't know, can you give more details?
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Broseph Radson on October 26, 2010, 08:56:04 am
Yeah TI Connect is infamous for stupid random errors like that.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Jonius7 on October 26, 2010, 09:01:09 am
Try reconnecting and disconnecting the usb???
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: LordConiupiter on October 26, 2010, 09:45:34 am
I alse got that error serveral times before I switched to TiLP. It occurred when my batteries where lower than half loaded, and when I tried to send files to archive. That's what I remember from those old times. I hope it helps. You can allways switch to TiLP :P
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: aeTIos on October 26, 2010, 09:48:14 am
use TiLP and all your problems are gone!
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: jnesselr on October 26, 2010, 06:46:44 pm
That, IIRC, is basically when Ti-connect gets a packet it doesn't want to parse, or doesn't want to parse just yet.  If you can give me a log of the USB transfer (plain text, preferably), then I can probably help.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Munchor on October 26, 2010, 06:48:57 pm
I've managed to put a few things in Calc: Doors and two games.

However, I did it once, never again can, it says:

'Unable to communicate with your calculator. Please try again later'.

No luck for me, ouch
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: jnesselr on October 26, 2010, 06:51:30 pm
I've managed to put a few things in Calc: Doors and two games.

However, I did it once, never again can, it says:

'Unable to communicate with your calculator. Please try again later'.

No luck for me, ouch
Remove the drive that TI uses, and then re-install it. (The entire package)  Then, try it.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: thepenguin77 on October 26, 2010, 06:53:36 pm
If you are going to use TiLP, don't expect to be able to fall back on ti-connect. TiLP makes installing ti-connect twice as hard. Your problem could be related to low batteries, but here's a nearly sure way to get ti-connect working again.

1. Plug in your calculator
2. Go to device explorer and uninstall it
3. Repeat 1 and 2 for any port you think you may have plugged your calc into
4. Uninstall ti-connect
5. Go to your drivers, and delete libusb0
6. Restart computer
7. Reinstall ti-connect
8. Plug calculator in and let it install
9. It should work
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Munchor on October 26, 2010, 06:55:43 pm
(http://screenshots.leeindy.com/DeviceManager/device_manager.gif)

I come here, choose USB then TI and then I uninstall and reinstall?

This for TI Connect.


Gave up TiLP
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: thepenguin77 on October 26, 2010, 06:57:39 pm
That's could potentially work. If it doesn't, I mean do that then reinstall ticonnect as a whole.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Munchor on October 26, 2010, 06:58:34 pm
That's could potentially work. If it doesn't, I mean do that then reinstall ticonnect as a whole.

Done that twice :P
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: jnesselr on October 26, 2010, 06:59:55 pm
Unless you can give me a log in some readable format, I can't help you.  What OS is this?
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: thepenguin77 on October 26, 2010, 07:00:45 pm
Go to your drivers c:\windows\system32\drivers\ and highlight libusb0. Who made it?
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Darl181 on October 26, 2010, 07:02:56 pm
I had a lot of fun installing TiLP my first time.  "dll missing" "dll missing"  I spent so much time on Google...
I now have a "dll's" folder for whenever I need to reinstall TiLP.  Is the lack of dll's the problem?  I could attach a zip with the dlls if it's needed.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Munchor on October 26, 2010, 07:04:32 pm
Go to your drivers c:\windows\system32\drivers\ and highlight libusb0. Who made it?

no libusb in here, sorry :S
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: thepenguin77 on October 26, 2010, 07:05:45 pm
Ok, so I assume you are on a 64 bit windows then. Well, there's my input.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Munchor on October 26, 2010, 07:30:50 pm
Ok, so I assume you are on a 64 bit windows then. Well, there's my input.

Windows 7 - 64 bits. OS 2.0.0.1888 in Calculator TI Nspire...

TI Connect is too hard and complicated :S
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: qazz42 on October 26, 2010, 07:42:14 pm
oh, TILP has some problems with installing the GTK library sometimes, so I would say to use http://sourceforge.net/projects/gimp-win/ for a manual install next time ;) (unless that is what you did...) and as for the USB error, it has to do with unsigned driver, I beleive that the upcoming TILP will fix this ;)
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: jnesselr on October 26, 2010, 10:39:37 pm
and AFAIK, ti-connect doesn't work on windows 7.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: DJ Omnimaga on October 27, 2010, 02:14:57 am
TI-Connnect actually works on Windows 7. I have it running on it (64 bit patch). It doesn't work 100% of the time, though.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Lionel Debroux on October 27, 2010, 04:51:41 am
Quote
TiLP makes installing ti-connect twice as hard.
And reciprocally, because unless special third-party software is used, Windows hates having multiple drivers for the same pieces of hardware ;)

Quote
I had a lot of fun installing TiLP my first time.  "dll missing" "dll missing"  I spent so much time on Google...
I now have a "dll's" folder for whenever I need to reinstall TiLP.  Is the lack of dll's the problem?  I could attach a zip with the dlls if it's needed.
As I've just written in http://ourl.ca/4358/133188 (and as is, besides, written in the installation notes / readme / whatever), it's not quite good to do so ;)

Quote
with unsigned driver, I beleive that the upcoming TILP will fix this ;)
Well, since hardly anybody is helping with testing (because everyone is busy with school or work, and I fully understand that), I don't plan on making TILP II 1.15 use the newer, signed version of the drivers, thereby removing the warning when installing the driver and the need to go to the special testing mode for unsigned drivers on 64-bit Windows.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: DJ Omnimaga on October 27, 2010, 02:42:29 pm
Does the readme states how to get around the missing DLL issue then? You say it is bad to copy DLLs to the app folder but you do not provide an alternative solution. In my GTK error case, I couldn't even find one on Google.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Lionel Debroux on October 27, 2010, 03:09:18 pm
Quote
Does the readme states how to get around the missing DLL issue then?
Missing DLL issue, no, but this is an issue that shouldn't happen IMO (see below).
What the README explicitly states is how to get rid of errors related to missing entry points :)
Code: [Select]
Note: if you are using 'The GiMP', you might encounter DLL problems...
The GTK+ package (1) provided with the GiMP might not be fully compatible with one used by TiLP/TiEmu.
The package (2) requested by TiLP/TiEmu may be compatible with the GiMP.
Thus, if you are using The GiMP, you are strongly encouraged to uninstall (1) and install (2).
Code: [Select]
3°) If you are getting any errors with DLLs, such as "The procedure entry point
atk_relation_set_add_relation_by_type could not be located in the dynamic link
library libatk-1.0-0.dll", make sure you have one and only ONE version of the
GTK+ DLLs. If unsure, remove all GTK+ packages and install one again.

Quote
You say it is bad to copy DLLs to the app folder
Yes, because doing so (either by the developer or by users) triggers more support requests, for the program itself or for other programs, depending on e.g. the order the multiple GTK+-using programs running simultaneously are started, or the order the multiple GTK+ copies were installed :)
Quote
but you do not provide an alternative solution.
At least one of the GTK+ runtimes for Windows is designed to be installed in a shared manner, as is right due to Windows' limitation that triggers clashes between different DLLs of same name even if they're different, incompatible versions living in different paths. The alternative solution could very well be to please ask the program's author to make the program compatible with shared installs of the GTK+ runtime :)


A technical note: instead of copying DLLs wholesale, users could also use Link Shell Extension to create hardlinks to the shared DLLs, into the folders of buggy programs, to make them happy. Unlike copies, hardlinks would still let buggy programs always reference the shared DLLs, even if said DLLs are updated - that's precisely the difference between copies and hardlinks. But this is still not quite satisfactory :D
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: DJ Omnimaga on October 27, 2010, 03:11:59 pm
Ah ok, I'll check into the later thing. Personally the only GTK/GTK+/GTK2/whatever program I am using on this computer right now is Levak's emulator.
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Mndrs78 on June 11, 2011, 09:13:02 am
Howdy everyone, I have ti nspire with 84+ keypad on it.

I connected PC and Calculator using the USB Cable. Installed TI Connect and then went to DeviceExplorer, and the program managed to find my calculator and open the device explorer correctly.

However, when I try to transfer programs (by dragiing them to the TI Connect Interface), I get this error message:

Usb communication error: unexpected packet ( 8C080008)

I have no idea of what it means and google is not helping me.

The USB Port is fine I tested it with a Pen drive. However, I can't transfer files.

Help me please,

David

I had same problem, i reselvod whit shut off my anti moustik, the ultrasons cause this problem for me.

Sorry for my bad english.

In french :

J'ai un programme qui émet de ultrasons pour fuir les moustique, une fois éteint tout a remarché ;)
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: DJ Omnimaga on June 11, 2011, 11:31:33 pm
Hi and welcome here, but... an ultrasound anti-mosquito system? O.o

Or do you mean something in particular in your house like a microwave was causing interferences?
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Juju on June 11, 2011, 11:37:01 pm
I think he have a program that generate really high-pitched sounds (ultrasounds), you know, like they use on dogs. And somehow, that program interfered with TiLP. Nothing to do with microwaves.

Also welcome here :) We have a strong french community here, so no problem with the french :)
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: jnesselr on June 12, 2011, 05:29:07 pm
Or do you mean the ultrasound software driver?
Title: Re: Usb communication error: unexpected packet ( 8C080008)
Post by: Twerty on June 12, 2011, 05:56:22 pm
Ok, so I assume you are on a 64 bit windows then. Well, there's my input.
Windows 7 - 64 bits. OS 2.0.0.1888 in Calculator TI Nspire...
TI Connect is too hard and complicated :S
and AFAIK, ti-connect doesn't work on windows 7.
TI-Connnect actually works on Windows 7. I have it running on it (64 bit patch). It doesn't work 100% of the time, though.
TI-Connect does work on Windows 7 64-bit, I run it myself, however I did run into a possibly similar problem involving drivers.

When installing TI-Connect straight from the disk, then checking for updates, TI-Connect update feature says you have the latest version, 1.6. However, upon further investigation on TI's website, there is actually one newer version (1.6.1) with a single fix-- adding 64-bit support.

I had to reinstall TI-Connect manually from the website to get the update. If you haven't done this, it's probably your problem.

http://education.ti.com/calculators/downloads/US/Software/Detail?id=183