Hello, Jon Smith7
Welcome to the Microsoft Community.
Hello, thank you for your feedback here regarding the Citrix Workspace (WFICA32.EXE) crash involving an error in the Microsoft C runtime library (ucrtbase.dll).
Specifically, the crash is due to an access conflict (0xc0000005), which typically occurs when an application tries to access an invalid memory location. The following is a detailed breakdown of the error:
Key problem information:
Faulty application: WFICA32.EXE (Citrix Workspace)
Faulty Module: ucrtbase.dll (a core Windows library providing C runtime functions)
Exception Code: 0xc0000005 (access conflict)
Fault Offset: 0x000528a4
Common Cause:
Corrupted ucrtbase.dll file: ucrtbase.dll file may be corrupt or mismatched. This issue typically occurs after a Windows update, when the update is incomplete, or when Citrix Workspace is installed incorrectly.
Conflicting or outdated versions of Citrix Workspace: Although you mentioned that you have updated your drivers and reinstalled Citrix Workspace, the version you are using may still have bugs or incompatibility issues. Make sure you are using the latest stable version of Citrix Workspace and that it is compatible with your version of Windows.
Corrupted system files: Other system files may be corrupted, which may also indirectly affect ucrtbase.dll. Running the System File Checker (SFC) tool can repair these files.
Memory issues: Access conflicts (0xc0000005) are sometimes related to system memory, and a faulty memory module may cause random crashes and access conflicts.
Citrix Workspace Configuration or Profile Issues: A specific configuration or user profile in Citrix Workspace may be causing the crash. Attempting to clear the configuration or reset the profile may resolve the issue.
Troubleshooting Steps:
- Run System File Check (SFC):
Open a command prompt (with administrator privileges) and run:
sfc /scannow
This will check and fix errors in the system files.
- Reinstall Citrix Workspace:
Uninstall Citrix Workspace.
Reboot the system.
Download and install the latest version of Citrix Workspace from the official Citrix website.
- Check memory:
Run a memory test to troubleshoot memory problems. You can launch the Windows Memory Diagnostic Tool by typing mdsched.exe.
- Check for software conflicts:
Try disabling or uninstalling third-party antivirus, firewall, or other software that may conflict with Citrix Workspace.
- Install the latest Visual C++ Redistributable:
Ensure that the latest Visual C++ Redistributable package is installed. This package contains the ucrtbase.dll file. You can download the latest version from the official Microsoft website.
- Reset the Citrix Workspace profile:
Resetting or recreating a Citrix user profile may help resolve conflicting issues related to the current configuration.
In addition, make sure that your Citrix Workspace is fully compatible with your version of Windows. You can check official Citrix documentation or community forums for known issues related to the version of Citrix Workspace you are using and the version of Windows.
If the problem persists after doing the above, it is recommended to contact Citrix Customer Service for further diagnosis and assistance as this is third-party software and we do not have a good understanding of it.
Disclaimer: Running Microsoft Safety Scanner can help you check if the system is disturbed or malicious software exists. To avoid any trouble for you, please back up all your personal files first to ensure you do not lose data.
Disclaimer: Microsoft provides no assurances and/or warranties, implied or otherwise, and is not responsible for the information you receive from the third-party linked sites or any support related to technology.
Best regards
Bobhe | Microsoft Community Support Specialist