escpr error

Job stopped due to filter errors; please consult the error_log file for details.
The following messages were recorded from 02:47:56 to 02:47:56
Adding start banner page "none".
Queued on "Epson-2530" by "anonymous".
File of type application/vnd.cups-raster queued by "anonymous".
Adding end banner page "none".
time-at-processing=1452131276
1 filters for job:
epson-escpr-wrapper (application/vnd.cups-raster to printer/Epson-2530, cost 0)
job-sheets=none,none
argv[0]="Epson-2530"
argv[1]="29"
argv[2]="anonymous"
argv[3]="Test Page"
argv[4]="1"
argv[5]="job-uuid=urn:uuid:bb457363-580a-3ace-7299-2ae6229affa7 job-originating-host-name=192.168.85.2 date-time-at-creation= date-time-at-processing= time-at-creation=1452131276 time-at-processing=1452131276"
argv[6]="/var/spool/cups/d00029-001"
envp[0]="CUPS_CACHEDIR=/var/cache/cups"
envp[1]="CUPS_DATADIR=/usr/share/cups"
envp[2]="CUPS_DOCROOT=/usr/share/cups/doc-root"
envp[3]="CUPS_FONTPATH=/usr/share/cups/fonts"
envp[4]="CUPS_REQUESTROOT=/var/spool/cups"
envp[5]="CUPS_SERVERBIN=/usr/lib/cups"
envp[6]="CUPS_SERVERROOT=/etc/cups"
envp[7]="CUPS_STATEDIR=/var/run/cups"
envp[8]="HOME=/var/spool/cups/tmp"
envp[9]="PATH=/usr/lib/cups/filter:/usr/bin:/usr/sbin:/bin:/usr/bin"
envp[10]="SERVER_ADMIN=root@apu"
envp[11]="SOFTWARE=CUPS/2.1.2"
envp[12]="TMPDIR=/var/spool/cups/tmp"
envp[13]="USER=root"
envp[14]="CUPS_MAX_MESSAGE=2047"
envp[15]="CUPS_SERVER=/var/run/cups/cups.sock"
envp[16]="CUPS_ENCRYPTION=IfRequested"
envp[17]="IPP_PORT=631"
envp[18]="CHARSET=utf-8"
envp[19]="LANG=it.UTF-8"
envp[20]="PPD=/etc/cups/ppd/Epson-2530.ppd"
envp[21]="RIP_MAX_CACHE=128m"
envp[22]="CONTENT_TYPE=application/vnd.cups-raster"
envp[23]="DEVICE_URI=usb://EPSON/WF-2530%20Series?serial=514B34593134343081&interface=1"
envp[24]="PRINTER_INFO=EPSON WF-2530 Series"
envp[25]="PRINTER_LOCATION=Local Printer"
envp[26]="PRINTER=Epson-2530"
envp[27]="PRINTER_STATE_REASONS=none"
envp[28]="CUPS_FILETYPE=document"
envp[29]="FINAL_CONTENT_TYPE=printer/Epson-2530"
envp[30]="AUTH_I****"
Started filter /usr/lib/cups/filter/gziptoany (PID 8608)
Started filter /usr/lib/cups/filter/epson-escpr-wrapper (PID 8609)
Started backend /usr/lib/cups/backend/usb (PID 8610)
Loading USB quirks from \"/usr/share/cups/usb\".
Loaded 77 quirks.
Printing on printer with URI: usb://EPSON/WF-2530%20Series?serial=514B34593134343081&interface=1
PID 8608 (/usr/lib/cups/filter/gziptoany) did not catch or ignore signal 13.
PID 8609 (/usr/lib/cups/filter/epson-escpr-wrapper) stopped with status 1.
Hint: Try setting the LogLevel to "debug" to find out more.
Can\'t open CUPS raster file.DEBUG: libusb_get_device_list=9
STATE: +connecting-to-device
STATE: -connecting-to-device
Printer found with device ID: MFG:EPSON;CMD:ESCPL2,BDC,D4,D4PX,ESCPR1;MDL:WF-2530 Series;CLS:PRINTER;DES:EPSON WF-2530 Series;CID:EpsonRGB;FID:FXA,DPN,WFA,ETN,AFA,DAN;RID:40; Device URI: usb://EPSON/WF-2530%20Series?serial=514B34593134343081&interface=1
Device protocol: 2
Invio dei dati alla stampante.
Sent 0 bytes...
Waiting for read thread to exit...
PID 8610 (/usr/lib/cups/backend/usb) exited with no errors.
End of messages
printer-state=3(idle)
printer-state-message="Invio dei dati alla stampante."