Description
This is an operating system error and can indicate various error conditions.
These errors are not specifically documented in the AllSource Help system.
In some cases, this error may include other messages that can help you understand the problem or find additional information.
Solution
If the error message includes Something unexpected caused the tool to fail, consider contacting Esri Technical Support for assistance. If any additional messages are included, sites such as Microsoft's Support and Help website may be helpful.