Same problem here. This is the content of my /var/log/cups/error_log file: W [26/May/2015:14:10:58 -0400] Max clients reached, holding new connections... W [26/May/2015:14:10:58 -0400] Max clients reached, holding new connections... W [26/May/2015:14:10:58 -0400] Max clients reached, holding new connections... W [26/May/2015:14:10:58 -0400] Max clients reached, holding new connections... E [26/May/2015:14:14:54 -0400] [Client 310] Local authentication certificate not found. W [26/May/2015:14:14:54 -0400] Max clients reached, holding new connections... W [26/May/2015:14:14:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:14:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:14:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:14:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:17:21 -0400] Max clients reached, holding new connections... W [26/May/2015:14:17:21 -0400] Max clients reached, holding new connections... W [26/May/2015:14:17:21 -0400] Max clients reached, holding new connections... W [26/May/2015:14:17:21 -0400] Max clients reached, holding new connections... E [26/May/2015:14:19:55 -0400] [Client 599] Local authentication certificate not found. W [26/May/2015:14:19:55 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:55 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:55 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:56 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:57 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:57 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:57 -0400] Max clients reached, holding new connections... W [26/May/2015:14:19:57 -0400] Max clients reached, holding new connections...
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