How much time would it take & my device shows nokia image for which light can't be displayed. Please advise till when i should wait.Await your soonest reply pleaseeeee.

The uninstall script is not finding the backup style sheet of SMS Conversations.

Please try
If the .bkp isn't there, you may need to put one in there.
I have put attached my css file, I think it should be the original one. If not, ask someone that did not install a theme to copy it for you.
Note: replace the .txt extension by the .bkp extension (this is the /usr/share/rtcom-messaging-ui/html/MessagingWidgetsSMSConversation.css file of my device).

Describe what you have done yet.

Dear Erendorn, please help my device displays nothing

Describe what you have done yet.

As commanded by misterc below. please reply on top urgent basis.

BACKUP your data

tap on the top left corner of the N900 main screen until you get to the Application menu (screen with many icons)
tap on Backup
tap on New backup
type in a name & tap on Proceed
unselect Application list as obviously your application configuration is corrupt.
tap on Select



Download and install the latest version of the Flasher.
click on I accept
download file maemo_flasher-3.5_2.5.2.2.exe
Download the latest firmware (.bin) file for your region and save it to %ProgramFiles%\maemo\flasher-3.5\ (the default path), or wherever you installed the Flasher.
to get the IMEI number from your N900
open Settings
scroll down and tap on About Product
your IMEI is on the last line
enter it in the proper field
click on I accept
download the
Code:
PR 1.3 version 20.2010.36-2file applicable for you into Flasher-3.5 directory
Ensure the battery is full.
if you haven't done so yet, connect your N900 to your PC for Windows to install the proper drivers
Unplug USB cable if present, and switch off the device.
Open the Command Prompt (Start then Run or Windows Logo key + R) and type cmd then press Enter. Change the directory to where you installed the Flasher (TIP: Use the TAB key to auto-complete commands and file-names)

Code:
cd "%ProgramFiles%\maemo\flasher-3.5"Run the following command
Code:
flasher-3.5.exe -F RX-51_2009SE_2.2009.51-1_..._ARM.bin -f -RHold the u key on the device keyboard and connect the USB cable at the same time.

• What is the current output of the command line in vista? (when executing flasher-3.5, and pluging the N900)
• Where you holding "u" when you plugged the N900? (you should)

The command option automatically closed but on my device NOKIA written is been appearing with USB symbol on right hand side top corner. Please help

power off the N900

Run ONE of the following command, depending on which file you downloaded
Hold the u key on the device keyboard and connect the USB cable at the same time.

Tried to run the following but flasher as soon as it opens soon it disappears. Please help what is the problem
Code:
cd "%ProgramFiles%\maemo\flasher-3.5"Run the following command