Sometimes Windows system displays error messages regarding corrupted or missing CNBJOP9Z.DLL files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent CNBJOP9Z.DLL file can therefore effect in failed execution of the started process.

CNBJOP9Z.DLL file Canon Inkjet Printer Driver. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of CNBJOP9Z.DLL related errors on your device. You can also download CNBJOP9Z.DLL file compatible with Windows 10, Windows 8, Windows 8.1 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8, Windows 8.1

File info

General information
File extension DLL
Description Canon Inkjet Printer Driver
Program Canon Inkjet Printer Driver
MIME type application/octet-stream
File type Driver
System Windows NT 32-bit
Copyrights Copyright CANON INC. 2013 All Rights Reserved
Character set Unicode
Language cod English (U.S.)

There are various types of errors related to CNBJOP9Z.DLL file. CNBJOP9Z.DLL file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to CNBJOP9Z.DLL file. If you encounter one listed below (or similar), please consider the following suggestions.

  • CNBJOP9Z.DLL is corrupted
  • CNBJOP9Z.DLL cannot be located
  • Runtime Error - CNBJOP9Z.DLL
  • CNBJOP9Z.DLL file error
  • CNBJOP9Z.DLL file cannot be loaded. Module was not found
  • cannot register CNBJOP9Z.DLL file:
  • CNBJOP9Z.DLL file could not be loaded
  • CNBJOP9Z.DLL file doesn't exist



Application could not be started because CNBJOP9Z.DLL file is missing. Reinstall the application to solve the problem.


Problems related to CNBJOP9Z.DLL can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing CNBJOP9Z.DLL file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

CNBJOP9Z.DLL file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with CNBJOP9Z.DLL file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to CNBJOP9Z.DLL file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of CNBJOP9Z.DLL or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to CNBJOP9Z.DLL file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the CNBJOP9Z.DLL file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the CNBJOP9Z.DLL file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the CNBJOP9Z.DLL file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace CNBJOP9Z.DLL file

The last solution is to manually download and replace CNBJOP9Z.DLL file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded CNBJOP9Z.DLL file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of CNBJOP9Z.DLL file example directory paths.

  • Windows 10: C:\Windows\System32\DriverStore\FileRepository\prncacla.inf_x86_31be8f38b03c2a57\I386\
  • Windows 8: 1: C:\Windows\System32\DriverStore\FileRepository\prncacla.inf_x86_256f8ce50f892a14\I386\
  • Windows 8.1: ---

If the steps did not solve your CNBJOP9Z.DLL file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

System Windows 10
File size 26624 bytes
Date 2013-06-18
File details
MD5 f53baef76cfa45a841a4417dc5ccc2a9
SHA1 e106c23e6c59393a656ab2850afc64849f422ae3
SHA256 ddfe14693d5027d0d686b59cfcfdc088fd07ad4a9eb790ec2b967c415185fe95
CRC32 3fe5577b
Example file location C:\Windows\System32\DriverStore\FileRepository\prncacla.inf_x86_31be8f38b03c2a57\I386\
System Windows 8
File size 73216 bytes
Date 2012-06-28
File details
MD5 0e0df2b2e883a6f0932d9387d38cc5a6
SHA1 1bf36a87f039214cf9b1e6e427243c35db26d759
SHA256 74c71f31afb0861038bc1584cf1d2ac1f92ea3db6898ca67e5c6d390362a18e3
CRC32 085f63c5
Example file location 1: C:\Windows\System32\DriverStore\FileRepository\prncacla.inf_x86_256f8ce50f892a14\I386\
System Windows 8.1
File size 26624 bytes
Date 2013-06-18
File details
MD5 f53baef76cfa45a841a4417dc5ccc2a9
SHA1 e106c23e6c59393a656ab2850afc64849f422ae3
SHA256 ddfe14693d5027d0d686b59cfcfdc088fd07ad4a9eb790ec2b967c415185fe95
CRC32 3fe5577b
Example file location ---