How To Repair Corrupt NSF File With Fixup Tool

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What are the NSF files?

NSF files are database files used by IBM Lotus Notes and Domino server to store notes information such as user emails, appointments schedule, calendar entries of the month, contacts, etc in binary form. And like any other file type .nsf file is prone to corruption. In this article, we learn how to repair NSF file with the FixUp tool by following simple steps.

Corrupt files are a serious problem for users and if there is a database file got corrupt, then it became a serious issue. Failure in the database affects the whole organization and results in a delay of work. Database files are the most important ones as they store entire data of mails, contacts and need to be recovered soon.

IBM Lotus Notes database (NSF) files are prone to get corrupt as they are large in size and may get viruses or malware from any mail. Its complicated structure is one of the major reasons for NSF file corruption. To repair NSF file and recover data we can use the Fixup Tool.

Automatic Solution:


Download Unistal NSF File Repair ToolDownload


How do they get corrupted? And what happens when the NSF file is corrupted?

Like any other file type, NSF files get corrupted due to the large size of files, complicated structure, or irregular maintenance of the file. If the files are corrupted due to any reason it prevents the user to access the files and might show harmful effects on the storage data as well.

The corrupted NSF files can lead to inaccessibility of files which may disrupt data of the file as well as it is stored in binary form. The reasons behind the corruption of NSF files may be crashing of domino server frequently, 3rd party inclusion which is possible due to regular maintenance, improper access to files, allocation of resource, manipulation, and hardware failure, etc.

Is the NSF File Repairable?

With anything happening in the digital world nowadays anything is fixable and repairable. And Yes is the answer to that question, .nsf file type is repairable using some repairing tools. These tools can be used manually to fix the file and its data and using particular tools used for repair NSF files that are available.

The repaired files can be used again and the data is recovered which is always helpful for the user. Though the procedure to repair NSF file is not simple, if someone doesn’t want to follow it there are tools available which present a simple approach to solving the problem.

How To Reduce Data Corruption Chances?

Even with the recovery tool available nowadays it is important to know how to avoid being in such a situation because in some cases some data loss can be very harmful to the user. The user can always keep in mind regular maintenance of the data, try to avoid large files that are easily prone to corruption, reduce the use of an alien entity to the files and avoid manipulation in order to keep data safe and reduce the chances of corruption.

So, the NSF files are the database files used to keep notes such as emails, calendars, schedules for the user in binary form. Like any other file, they are corruptible and like many files, they are also repairable with the use of tools for recovery

NSF Database may get corrupt due to

  • Crashing down of the server
  • Use of unauthorized tools, add-ons in NSF database
  • Change in files stored in the database or any manipulation with its structure
  • Any update of the database, with which it is not compatible
  • Hardware failure like hard- drive not accessible or sudden power failure.
Things under consideration to avoid NSF database corruption
  • Proper logging in Enabling all the servers for transaction logging in the Domino environment.
  • Maintenance: Constant maintenance of servers should be done to avoid data corruption.
  • Database Update: If there is a notification for a required update, then the NSF database should be updated.

Steps to Repair NSF File using Fixup Tool

repair nsf file with nfixup

  1. Go to Domino Administrator and select Server which stores the database.
  2. If Domino Administrator does not run on Server, select local to run Fixup on databases stored on the client-side.
  3. Go to the Files tab and select the database which you want to repair.
  4. After selecting the database, go to Tools
  5. Click on Database and then Fixup
  6. Select options and click OK.

If the database is a System database (names.nsf, admin4.nsf) than close all the tasks related to it. While if you are using the Fixup tool on the Domino server to repair NSF file, then stop the Domino server and run maintenance in Offline mode. The various options available when you run Fixup tool are described in detail here https://help.hcltechsw.com/domino/11.0.0/admn_fixupoptions_r.html

Third-Party Option

The manual Method to repair NSF file is a tedious process and includes risks. So to avoid this and efficiently repair Lotus Notes, you can use Unistal NSF Repair Tool. Its rich GUI makes it easy to use and smart engine repair and recover NSF files. You can also preview files and save recovered files to any directory you want. It supports all versions of IBM Lotus Notes 9.0.1, 9.0, 8.5, 8.0.2, 7.0, 6.5 and 6.0.


Download Unistal Lotus Notes NSF Repair ToolDownload


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