单选题.Questions refer to the following report. Beta Test 459TIB > Provide Feedback > Bug Report Category: Supplies (ink) Severity: Moderate Frequency: Sometimes Summary: Printer cartridge is stuck Description Details: When the printer has been idle 7 longer than three hours, the LCD shows an error message reading "There's been a paper jam and now the ink cartridge is stuck! 8 the printer and clear the jam Press OK to continue," There is, however, no paper jam, and pressing OK does not resolve the issue. Workaround (if any): The 9 way to fix the problem is to restart the machine. Comments: I've e-mailed Jonas (ext. 445) about this, since he's using the same machine at his desk.7.