> Source: [sk116130](https://support.checkpoint.com/results/sk/sk116130)

# sk116130 - "Failed to delete object. Internal error" error when deleting a Security Gateway/Cluster or member/VSX/Host/Network object

| Property | Value |
|----------|-------|
| Solution ID | sk116130 |
| Date Created | 2017-02-28 |
| Last Modified | 2026-02-18 |
| Technical Level | General |
| Products | Security Management Server, SmartConsole, Multi-Domain Security Management Server |
| Versions | R81.10 (EOS), R81 (EOS), R81.10 (EOS), R81 (EOS), R81 (EOS), R81.10 (EOS) |

## Symptoms

- * SmartConsole shows "`Failed to delete object. Internal error`" when trying to delete an object.  
  or  
  `
  Failed to remove object X.`  
  `
  Server error is: Data required for operation (Code: 0x800415AC)`  

* Unable to remove a Virtual System.  

* $FWDIR/log/cpm.elg shows  
  `ERROR utils.runtime.CpAssert$DefaultAssertionErrorHandler [taskExecutor-11]: AssertionError has been caught: Can't reach source object, maybe it already deleted: `***UUID***  

* Cannot detach cluster members in SmartConsole.

## Cause

The object being deleted still has references preventing its deletion. Some of these references may not be valid.

## Solution

This problem was fixed. The fix is included in:

* [R81.20 SmartConsole](https://support.checkpoint.com/results/sk/sk173903)
* [R81.10 SmartConsole](https://sc1.checkpoint.com/documents/Jumbo_HFA/R81.10_SC/Default.htm) starting from Build 406
* [R81 SmartConsole](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk170116) starting from Build 560

If you choose not to upgrade, Check Point can supply a **Hotfix** . [Contact Check Point Support](https://www.checkpoint.com/support-services/contact-support/) to get a Hotfix for this issue.  
A Support Engineer will make sure the Hotfix is compatible with your environment before providing the Hotfix.  
For faster resolution and verification, please collect [CPinfo files](http://supportcontent.checkpoint.com/solutions?id=sk92739) from the Security Management Server and Security Gateways involved in the case.

**Hotfix installation instructions:**   
Refer to [sk168597 - How to install a Hotfix](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk168597).

<br />

---

# Agent Instructions

This content is from the Check Point Support Center (https://support.checkpoint.com), the official knowledge base for Check Point cybersecurity products.

## Navigating This Knowledge Base

- **Complete index**: [llms.txt](https://support.checkpoint.com/llms.txt)
- **All SK articles**: [SecureKnowledge Sitemap](https://support.checkpoint.com/sitemaps/secureknowledge-sitemap-index.xml)
- **SK article URL pattern**: `https://support.checkpoint.com/results/sk/{skId}`
- **Markdown responses**: AI bot User-Agents automatically receive `text/markdown` content