DRIVER_VERIFIER_IOMANAGER_VIOLATION
Code: 0xc9 (201)
As HRESULT:- S: 0 (Success)
- C: 0 (Microsoft-defined)
- N: 0 (Not an NTSTATUS value)
- Facility: 0x000 (FACILITY_NULL: Default)
- Code: 0x00c9 (201)
- Sev: 0 (STATUS_SEVERITY_SUCCESS)
- C: 0 (Microsoft-defined)
- Facility: 0x000 (Default)
- Code: 0x00c9 (201)
Parameters
| Parameter | Description |
|---|---|
| 0x01 | Address of IRP being freed |
| 0x02 | Address of IRP being freed |
| 0x03 | Address of IRP being sent |
| 0x04 | Address of device object |
| 0x05 | Address of device object associated with offending driver |
| 0x06 | IRP status |
| 0x07 | Address of cancel routine |
| 0x08 | Address of device object |
| 0x09 | Address of device object |
| 0x10 | Current IRQL |
| 0x11 | Driver fast I/O dispatch routine address |
| 0x12 | Driver dispatch routine address |
| 0x0A | Address of device object |
| 0x0C | Address of I/O status block |
| 0x0D | Address of user event object |
| 0x0E | Current IRQL |
| 0x0F | Address of the device object to which the IRP is being sent |
Description
The DRIVER_VERIFIER_IOMANAGER_VIOLATION bug check has a value of 0x000000C9. This is the bug check code for all Driver Verifier I/O Verification violations.
Important
This article is for programmers. If you're a customer who has received a blue screen error code while using your computer, see Troubleshoot blue screen errors.
Cause
See the description of each code in the Parameters section for a description of the cause.
Resolution
This bug check can only occur when Driver Verifier has been instructed to monitor one or more drivers. If you did not intend to use Driver Verifier, you should deactivate it. For more information, see "How to control Driver Verifier" in Driver Verifier. You might consider updating or removing the driver which caused this problem as well.
If you are the driver developer, use the information obtained through this bug check to fix the bugs in your code.
For full details on Driver Verifier, see Driver Verifier.
Article text from the Windows driver documentation (opens in a new tab), by Microsoft, under the CC BY 4.0 (opens in a new tab) licence.
Associated Modules
| Module | Code | Found in | Description |
|---|---|---|---|
| ESENT.dll | 0xc9 | 8.11011 | %1 (%2) %3The database engine is starting an incremental backup. |
| EventCreate.exe | 0xc9 | 78.11011 | %1 |
| KernelBase.dll | 0xc9 | 78.1 | The operating system cannot run %1. |
| SCardSvr.dll | 0xc9 | 78.11011 | Failed to initialize Server Application: %1 |
| aeevts.dll | 0xc9 | 7 | The Program Compatibility Assistant service started successfully. |
| appmgmts.dll | 0xc9 | 78.11011 | Application %1 from policy %2 is an upgrade of application %3 from policy %4 and will force application %3 to be removed. |
| dsreg.dll | 0xc9 | 1011 | Attempt to discover enrollment URL for MDM auto-enrollment failed. AAD logs may contains additional details about the failure. Error: %1 CorrelationId: %2 Additional information: %3 |
| kernel32.dll | 0xc9 | 78.11011 | The operating system cannot run %1. |
| nslookup.exe | 0xc9 | 78.11011 | SetConsoleCtrlHandler() failed:%d |
| webservices.dll | 0xc9 | 78.11011 | There was an error parsing the IP address. |
| win32k.sys | 0xc9 | 78.1 | UserPreferencesMask |
| win32kbase.sys | 0xc9 | 1011 | UserPreferencesMask |
| 12 entries | |||