Fix: The Function Attempted to Use a Name That is Reserved (0x80071a90)

Simultaneously running incompatible programs can cause this error

4 min. read

Updated onApril 1, 2024

updated onApril 1, 2024

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Key notes

Several of our readers have reported the error code — the function attempted to use a name that is reserved for use by another transaction. This error has been reported to appear whenWindows can’t be installedor during the installation of the .NET framework in Windows.

What causes the Windows error 0x80071a90?

The error code 0x80071a90 can be triggered by a myriad of reasons. The error can manifest when trying to add the Hyper-V feature in Windows 10 as-Hyper-V the function attempted to use a name that is reserved for use by another transaction– error message.

Other causes responsible for this error are:

Having confirmed any of the above possible causes of the error will make it easy for you to fix the problem by trying the recommended solutions.

What can I do if the function attempted to use a name that is reserved for use by another transaction?

Before engaging in any advanced solutions, you should consider performing the following:

Having confirmed the above checks, if the problem persists, you can explore the solutions provided below.

1. Run an SFC/DISM Scan

After the SFC scan, check if the problem has been fixed. If it persists, you should perform a DISM scan. Alternatively, if you have anyissues running the DISM scan on Windows 10/11, check here.

If you want to automate this process, we suggest you try adedicated toolbecause it will handle the situation for you.

2. Perform a clean boot

If you are unsure about the cause of the error, performing a clean boot might be the best option. You can also check our guide detailing various ways to perform a clean boot on your computer.

3. Run Windows Update Troubleshooter

Running the troubleshooter should fix the Windows Update error code 0x80071a90.

However, if it does not fix your runtime error, you can explore our guide onwhat to do if you have problems installing updates.

What is the difference between a reserved word and a user-defined identifier?

A reserved word in programming has a specific and defined feature associated with it. There are several of these, for instance, 32 in total in theClanguage.

An identifier, on the other hand, is generated by the user/programmer to name variables, functions, and arrays. While a reserved keyword can only contain alphabetical characters, an identifier can comprise alphabets, numbers, and underscores.

You can try any of the fixes provided in this article or opt for the suggestions given to fixThe function attempted to use a name that is reserved for use by another transactionerror in Windows.

Also, before you leave, do not forget to check some quick tips toboost the performance of Windows.

If you have questions or comments, do not hesitate to use the comments section below.

Fix: The Function Attempted to Use a Name That is Reserved (0x80071a90)#

What causes the Windows error 0x80071a90?#

What can I do if the function attempted to use a name that is reserved for use by another transaction?#

1. Run an SFC/DISM Scan#

2. Perform a clean boot#

3. Run Windows Update Troubleshooter#

What is the difference between a reserved word and a user-defined identifier?#