diff -up cups-1.6.3/scheduler/ipp.c.str4648 cups-1.6.3/scheduler/ipp.c

--- cups-1.6.3/scheduler/ipp.c.str4648	2015-07-08 10:24:31.389942557 +0100

+++ cups-1.6.3/scheduler/ipp.c	2015-07-08 10:24:51.042104284 +0100

@@ -3392,6 +3392,8 @@ cancel_all_jobs(cupsd_client_t  *con,	/*

   }

   con->response->request.status.status_code = IPP_OK;

+

+  cupsdCheckJobs();

 }

diff -up cups-1.6.3/scheduler/job.c.str4648 cups-1.6.3/scheduler/job.c

--- cups-1.6.3/scheduler/job.c.str4648	2015-07-08 10:24:31.399942636 +0100

+++ cups-1.6.3/scheduler/job.c	2015-07-08 10:24:51.043104293 +0100

@@ -267,8 +267,6 @@ cupsdCancelJobs(const char *dest,	/* I -

 			 "Job canceled by user.");

     }

   }

-

-  cupsdCheckJobs();

 }

@@ -3488,13 +3486,6 @@ finalize_job(cupsd_job_t *job,		/* I - J

   job->printer->job = NULL;

   job->printer      = NULL;

-

- /*

-  * Try printing another job...

-  */

-

-  if (printer_state != IPP_PRINTER_STOPPED)

-    cupsdCheckJobs();

 }

@@ -4744,6 +4735,8 @@ update_job(cupsd_job_t *job)		/* I - Job

 		*ptr;			/* Pointer update... */

   int		loglevel,		/* Log level for message */

 		event = 0;		/* Events? */

+  cupsd_printer_t *printer = job->printer;

+					/* Printer */

   static const char * const levels[] =	/* Log levels */

 		{

 		  "NONE",

@@ -5063,10 +5056,11 @@ update_job(cupsd_job_t *job)		/* I - Job

     finalize_job(job, 1);

    /*

-    * Check for new jobs...

+    * Try printing another job...

     */

-    cupsdCheckJobs();

+    if (printer->state != IPP_PRINTER_STOPPED)

+      cupsdCheckJobs();

   }

 }