Fix crdb_cdo_res_da.dll is missing/ not found error Step by Step

Frustrated by the crdb_cdo_res_da.dll error message? Well, you should want to know what this crdb_cdo_res_da.dll file is, what causes this error and the most important thing is how to fix this error. In this page, you will find all answers to your questions about this crdb_cdo_res_da.dll and the methods to fix it.

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What's crdb_cdo_res_da.dll File?

As its file extension denotes, crdb_cdo_res_da.dll is a vital DLL file and it's a component of the software Crystal Reports developed by Windows Software Developer. The latest version of crdb_cdo_res_da.dll file is and MD5 value is 312a48a2de5860d56eb139afd1688122. Crystal Reports and the Windows will generate crdb_cdo_res_da.dll error when crdb_cdo_res_da.dll file cannot be used due to the removal or corruption of crdb_cdo_res_da.dll file. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

crdb_cdo_res_da.dll file information:
File Name:   
   crdb_cdo_res_da.dll (Free Scan)
File Description:   
   Resource DLL for crdb_cdo
Product Name:   
   Crystal Reports
Product Version:
   Windows Software Developer
File md5:   
File type:   
   dll file
Security Level(0-5):   
OS Infected:   
   Download crdb_cdo_res_da.dll Error Free Scan Tool

Why Do I Receive crdb_cdo_res_da.dll Error?

Dynamic Link Libraries (also called as DLL) are similar to EXE files, though they are not directly executable. A DLL is a library which contains code and data which can be used by many programs simultaneously. To reduce disk space and speed up the performance, not all DLL files are loaded with Windows. When a program needs a DLL, that file will be loaded and run.

For example, most computer programs needs to create the graphical interface which appears on the screen. So when they need to create the interface, they just call on a DLL for that functionality rather than having to contain the code in the program. So, when crdb_cdo_res_da.dll file is not correctly loaded and run, the program and the Windows will pop up error messages.

Popular crdb_cdo_res_da.dll Error Messages

  • The application has failed to start because crdb_cdo_res_da.dll was not found. Re-installing the application may fix this problem.
  • The program can't start because crdb_cdo_res_da.dll is missing from your computer. Try reinstalling the program to fix this problem.
  • crdb_cdo_res_da.dll failed. The specified module could not be found.
  • File not found: crdb_cdo_res_da.dll.
  • Failed to load library 'crdb_cdo_res_da.dll'.
  • Access violation in module 'crdb_cdo_res_da.dll'.
  • Component 'crdb_cdo_res_da.dll' or one of its dependencies not correctly registered a file is missing or invalid.

You may receive crdb_cdo_res_da.dll error when you run or close Crystal Reports, start or shut down the computer, or use specific function of Crystal Reports. The time you encounter the error is very important to troubleshoot the problem.

Causes of crdb_cdo_res_da.dll Error

crdb_cdo_res_da.dll error can be caused by plenty of reasons. The following are the most common causes of crdb_cdo_res_da.dll error.

  • The latest version of crdb_cdo_res_da.dll file is overwritten by a previous version installed by another newly-installed program.
  • There is a malfunctioning or faulty hardware in your computer.
  • crdb_cdo_res_da.dll file is infected with malicious adware, Trojans, spyware and malware.
  • The associated entries of crdb_cdo_res_da.dll are corrupted in the registry.
  • crdb_cdo_res_da.dll file that is still used by other programs is uninstalled by another program.

How to Fix crdb_cdo_res_da.dll Error?

Keep in mind, never download DLL files from DLL download websites, because they are not verified by their developers and may contain malicious code which lead to further damage to your computer system. We have listed several solutions to troubleshoot your crdb_cdo_res_da.dll problem.

Method 1: Manually register crdb_cdo_res_da.dll file.

When a program uses a DLL function in another DLL, a dependency is created. As a result, the program is no longer dependent, and it may have problems if the dependency with the DLL is broken or corrupted. To fix such error, we can use re-register crdb_cdo_res_da.dll file.


a. Open an elevated command prompt.

Windows Vista and Windows 7

Click Start, click All Programs, Accessories, and then right click Command Prompt and click Run as administrator.

command prompt windows 7

Windows 8, Windows 8.1 and Windows 10

Open Win X menu by holding Windows and X keys, and then click Command Prompt (Admin).

windows8 win x menu

b. After confirming the UAC prompt, type regsvr32 /u crdb_cdo_res_da.dll in the Command Prompt and hit Enter. This will un-register crdb_cdo_res_da.dll file.

c. Then type regsvr32 /i crdb_cdo_res_da.dll in the Command Prompt and hit Enter. This will re-register crdb_cdo_res_da.dll file.

d. Restart your software to see if the error is fixed.

Method 2: Uninstall and then reinstall Crystal Reports causing crdb_cdo_res_da.dll error.

If crdb_cdo_res_da.dll error pops up when you're using Crystal Reports, then it's worth trying to reinstall Crystal Reports or the program from Windows Software Developer.


Windows Vista, Windows 7 and Windows 10:

a. Click Start and click Control Panel.

start control panel windows 7

b. Click Uninstall a program.

win7 control panel programs and features

c. Look for Crystal Reports or the program from Windows Software Developer, right click on it and click Uninstall to uninstall it from your system.

uninstall software

d. After the uninstallation, restart your computer and then reinstall the software with your disc or the installer from the official website.

Windows 8 and 8.1:

a. Hover the cursor to the top right corner of the screen to bring up Charms bar and then click Search.

windows 8 charms bar search

b. Click Settings, type uninstall, and click Uninstall a program in the search results.

uninstall windows8

c. Look for Crystal Reports or the program from Windows Software Developer, right click on it and click Uninstall to uninstall it from your system.

uninstall software windows8

d. After the uninstallation, restart your computer and then reinstall the software with your disc or the installer from the official website.

Method 3: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like crdb_cdo_res_da.dll error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, Crystal Reports and Windows becomes more prone to crdb_cdo_res_da.dll error and even malfunction.


a. Restart your system into Safe Mode with Networking.

b. Open your antivirus or antispyware program. (You can also use this recommended malware detect tool)

c. Run a full scan for your system.

d. After the scan completes, either quarantine or remove any detected malware.

e. Restart your system.

Method 4: Install Windows updates.

Computers and computer software can quickly become out-dated, so Microsoft keeps releasing updates in order to improve their security and fix technical glitches. Your crdb_cdo_res_da.dll error may be fixed after you install all latest Windows updates.


a. Go to the desktop of your system, right click on Computer and click Properties.

computer properties

b. In the left pane, click Windows Update.

windows update

c. In the Windows Update window, click Check for updates.

check for updates windows 7

d. If any update is found, click Install updates to install.

install updates windows 7

Method 5: Repair corrupted Windows registry.

As the most important part of Windows operating system, Windows registry is a place that stores all information and configurations of software and hardware. A problematic registry is one of the most common causes of computer errors like crdb_cdo_res_da.dll error. Software installation, uninstallation, malware infection can make changes to the registry. Over time, more and more invalid entries are left and accumulated in the registry and then lead to various errors and problems. The registry needs regular maintenance to keep it tidy and stable. Manual editing the registry is not practical for people with no computer expertise, it's recommended that you use a registry cleaner to do this job.


Note: It requires certain computer knowledge to perform the above solutions. If you're not comfortable with this process, it's recommended that you download and run this automatic error fix utility to fix your PC problems automatically:

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Does crdb_cdo_res_da.dll error still persist?

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