Could it be that the provider locked the firmware? Cause in apploader there is a possibility to add other apps , i browsed to the upgrade of OS5 but it it says this is not compatible for your device ... :s. So for the vendor.xml i will try tomorrow
i have several problem with my curve bb 8520 reload software 507 any one can help me please ?
Error 507 indicates the handheld does not have an OS loaded onto it. You should download the OS to a pc and install it via AppLoader (included in BlackBerry Desktop Software.