Re: Printing Problem with CUPS

2025-04-12 Thread Klaus Singvogel
Christoph Pleger wrote: > I have edited the source code of cups a little to get a some more > more detailed information about the problem (the actual code > only gives a meaningless message “The print file cannot be opened: > Permission denied") and then found out the following: Enabling the CUPS

Re: Printing Problem with CUPS

2025-04-12 Thread songbird
Christoph Pleger wrote: > Hello, > > I have a strange problem with CUPS and hope that someone can help me > with the solution. ... > Does anyone have an idea why the strangely named process runs with root > rights on one machine, but not on the other? this is my guess... purge the problem ins

Re: Printing Problem with CUPS

2025-04-11 Thread Jeffrey Walton
On Fri, Apr 11, 2025 at 8:28 AM Greg Wooledge wrote: > > On Fri, Apr 11, 2025 at 14:16:17 +0200, Christoph Pleger wrote: > > I have edited the source code of cups a little to get a some more > > more detailed information about the problem (the actual code > > only gives a meaningless message “The

Re: Printing Problem with CUPS

2025-04-11 Thread Christoph Pleger
> So, to add to the list of things that you can check: > > * Broken permissions (added or missing setuid or setgid) on any of >the CUPS binaries. > > * Invalid UID or GID of a named system account under which any of these >programs is executed, or a missing system account entry. A comp

Re: Printing Problem with CUPS

2025-04-11 Thread Greg Wooledge
On Fri, Apr 11, 2025 at 14:41:04 +0200, Hans wrote: > Without any checks, my first thing would be, to check in both computers if > any > of the executables related to cups might have different rights settings. > > Especially the executable, which creates the file in /tmp. A file which is > crea

Re: Printing Problem with CUPS

2025-04-11 Thread Hans
Without any checks, my first thing would be, to check in both computers if any of the executables related to cups might have different rights settings. Especially the executable, which creates the file in /tmp. A file which is created mostly gets the ownership and posessions of the creatorbinary

Printing Problem with CUPS

2025-04-11 Thread Christoph Pleger
Hello, I have a strange problem with CUPS and hope that someone can help me with the solution. "Strange", in this case, means that I have two machines, both running Debian 12 and the corresponding versions of cups and cups-browsed. On one of these machines, I can print as any user, while on the o

Re: Printing Problem with CUPS

2025-04-11 Thread Greg Wooledge
On Fri, Apr 11, 2025 at 14:16:17 +0200, Christoph Pleger wrote: > I have edited the source code of cups a little to get a some more > more detailed information about the problem (the actual code > only gives a meaningless message “The print file cannot be opened: > Permission denied") and then foun