How to Fix SQL Server Error 15105? | Best Solution

Written By Edwin Stark
Updated on October 26th, 2024

Summary: Microsoft SQL Server is basically a relational database management system(RDBMS) that allows users or organizations to store the relational data on it and access it from the database, but the queries vary in efficiency. Although it has been seen that users report different errors, like they cannot create a database file backup (.bak) file on a network shared disk or are not able to host the database file due to SQL server error 15105. Here, in this blog, we will discuss the reasons behind the occurrence of error 15105 in the SQL server and the best two methods to completely fix SQL Server Error 15105. Despite that, you can also use the SQL Database Recovery Tool which helps users to resolve the error.

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What is SQL Server Error 15105?

SQL Server Error 15105 occurs in the SQL database when someone wants to create a database file backup on a network-shared disk. There is also the possibility of this error occurring when hosting a database file on a network share is incompatible. You will find these multiple pop-up messages on your screen when the error occurs:

Reasons Behind the Occurrence of SQL Server Error 15105

There are plenty of causes due to which Error 15105 occurs in the SQL server:

There may be no storage space to store a created database.
Unauthorized access to the backup data file location in the SQL Server service account
Suppose you are trying to add the MDF file, which was not detached completely.
Misguiding the folder location and showing users an error.
The backup file gets saved at another location rather than the actual one.
Users want to access the backup file, which is blocked for security reasons.
Corruption of the C drive or Windows OS is also the reason behind the occurrence of error.
It may be possible that you face a virus attack on your SQL server.
Error in the SQL server registry and due to the creation of countless startup entries.

Learn More: Migrate IMAP Email to New Server– Quick Migration

Methods to Resolve SQL Server Error 15105

This section includes the workable solutions to fix SQL Server Error 15105 completely. It depends on whether you want to use the manual solution, which is less secure, or the professional approach to troubleshooting this error.

Method 1: Fix SQL Server Error 15105 Using Backup

If you want to fix the SQL Server error 15105 attach the database, you easily do that by performing these two steps:

Implement the Steps Before backup

Just make sure that your drive volume should have enough space to upload backup files.
Also, try to check the defragmentation, which requires more than 15%.

Implement the Steps After backup

Go to the original folder on Shared Network and right-click on the Folder.
Here, select the Sharing and Security options.
Go to the Permissions for sharing tab.
Here, you have to assign full access to the target account. Note:- If your security is not a concern, then you can assign Full access to everyone.
After the restoring process is completed, please modify the assigned permissions.
Once completed, click on the Apply option followed by Ok.
Now, it is time to go for the security tab and add that specific account for which full permits are granted. Of course, you also have to assign appropriate privileges to the account.
Tap on Apply>>Ok.
Make sure to take the backup of the database. Then, there are chances of getting successful backup results.

Method 2: Fix Error 15105 in SQL Server Using the SQL Database Recovery

Suppose the manual method does not provide you with an exact solution to fix SQL Server Error 15105. In that case, you can try the SysInfo SQL Database Recovery Software, which can easily resolve the issues and restore the maximum possible data from the corrupt SQL Server database file. Furthermore, the software can repair any SQL server’s corrupt/inaccessible/damaged database files. This tool can also resolve Recovery Pending State Error In SQL Server.

Fix SQL Server Error 15105

Simple Steps to Resolve SQL Server Error 15105

Install and Run the SQL Database Recovery Tool.
Click Open to browse the SQL database files containing an error.
Choose the Recovery mode and select the log file path.
The software shows you the tree structure containing all recovered items.
Select the folders you want to restore and click Save SQL Data.
Select the saving mode, either SQL Server or as a SQL script.
Here, add on the other required software features.
Finally, click Ok to restore the recovered data.

Conclusion

In this post, we discussed all the major reasons and solutions to Fix SQL Server Error 15105. You can use the manual method, but it is lengthy and time-consuming; hence we recommend you use the SysInfo SQL Database Recovery to fix error 15105 in SQL server quickly.

About The Author:

Edwin Stark

Edwin Stark is a Technical Content Writer who specializes in writing about databases, e-mail recovery, and e-mail migration solutions. He loves researching and developing content that helps database administrators, organizations and novices to fix multiple problems.