If the USB stick inserted in the controller has been activated with parameter 0x5902/1 the file system of the USB stick can be accessed both with function blocks of the 'CAA File' library and via the 'Files' tab of the PLC Designer.
Description of the behavior:
Function blocks of the library 'CAA File' show the error message: FILE_OPERATION_DENIED
On the 'Files' tab of the controller in the PLC Designer project, the entry "/media/usbstorage_1" is missing.
conditions under which the behavior occurs: The behavior occurs if the inserted USB stick was activated with parameter 0x5902/1 and an attempt is then made to access the file system of the USB stick either via the 'CAA File' library or via the 'Files' tab of the PLC Designer.
Affected products:
Controller c430 from V1.13 Controller c520 from V1.13 Controller c550 from V1.13
Short-term measures, Recommendations, Rating: If possible, use the SD card to save files.
