Stellar Data Recovery Knowledge Base (KB) Articles

SKB266

How to Resolve 'Excel found unreadable content in filename.xls' Error in MS Excel?

When trying to open an Excel spreadsheet in Office 2007/2010, you may come across the following error message: "Excel found unreadable content in '[filename].xlsx'. Do you want to recover the contents of this workbook? If you trust the source of this workbook, click Yes." On clicking ‘Yes’, any of these scenarios may occur: Your Excel file might open but formatting may b..

Date Published 17 Jul 2013

Total Views 530897

SKB964

[Resolved] Error Code 1523: Invalid Response Received from the Activation Server

If you're seeing Error Code 1523 even after entering the correct key, it means that the activation server has responded with an invalid or failed response. Activation Failed Invalid Response Received from the Activation Server. Error Code: 1523 App: This error generally displays due to: - Temporary server issues due to server maintenance or high traffic - Issue with the activation server's resp..

Date Published 10 Aug 2021

Total Views 357192

SKB260

Procedure to Recover SQL Database from SUSPECT Mode

Sometimes, when connecting to an SQL Server, you may find that the SQL database (db) is marked as ‘SUSPECT’. This may happen due to several reasons like missing or corrupt transactional log file of the database, faulty hardware, virus attack, abrupt shutdown of SQL server, etc. View the SQL Server error log to know the specific cause behind SQL Server database suspect mode. Quick So..

Date Published 16 Jul 2013

Total Views 268932

SKB790

My activation key for Stellar Data Recovery software is not working. What to do?

Follow and verify the following steps to fix the ‘activation key not working for Stellar Data Recovery’ issue. 1. Check Installer and Re-enter Serial Number Make sure you have downloaded the correct installer. Use the download link given in the email or visit the desired Stellar Data Recovery product page to free download the software and then activate it using the code provided on your em..

Date Published 12 Jun 2019

Total Views 251182

SKB264

How to Resolve 'The file is corrupted and cannot be opened' Error of MS Word

Though the newer versions of MS Word offer you more useful and efficient features, it is sometimes seen that files of older versions deny opening with the newer versions. Additionally, when you try to open an older version file in new version, it gets corrupt and denies opening. One such problem occurs when MS Word users upgrade to Word 2010 from 2007. An error message that users encounter when t..

Date Published 17 Jul 2013

Total Views 221955

SKB42

How to repair JPEG image file when it throws Unknown JPEG Format error while trying to open it?

If you encounter an "Unknown JPEG Format" error when opening a JPEG file, it’s usually due to file corruption. You can repair your corrupt JPEG files using the Stellar Repair for Photo software. Here’s a step-by-step guide to repair corrupt JPEG photos: Launch the Stellar Repair for Photo on your Windows or Mac. On the main screen, click on the ‘Add File’ icon ..

Date Published 12 Sep 2011

Total Views 167080

SKB313

What You Should Do When Recovered Files Do Not Open?

‘File Corruption’ and ‘File Loss’ – both the scenarios are different from one another though. However, corruption in files very often leads to files loss. In other words, corruption leads to loss when ignored and you eventually have to suffer from the loss of crucial information. People say lost files’ recovery is feasible today. I do agree, but what if the los..

Date Published 23 May 2014

Total Views 127216

SKB399

How to Register PhoenixDLL.dll Successfully?

If you are facing any difficulty in PhoenixDLL.dll file registration or any other related issue then, follow the steps mentioned below: Step 1: First make sure that you are logged in as an Administrator. Then move to the installation folder (C:\Program Files\Stellar Repair for Outlook) of software. Step 2: Find the PhoenixDLL.dll in the folder Step 3: Click on &lsqu..

Date Published 05 Apr 2016

Total Views 104955

SKB204

While installing Windows, I accidentally formatted the drive and then installed Windows. How can I recover the formatted data with Stellar Data Recovery?

While installing Windows, I accidentally formatted the drive and then installed Windows. How can I recover the formatted data with Stellar Data Recovery? If you have formatted your drive and then installed Windows, it seems that you have lost all your volumes. You can recover all your lost volumes using Stellar Data Recovery. The partition that has been overwritten by operating system files can ..

Date Published 11 Mar 2013

Total Views 101204

SKB17

What is maximum PST size limit for different versions of MS Outlook?

When you add or set up a POP email account in Microsoft Outlook, it stores all the data in single Outlook data file, known as Personal Storage Table (.PST). It is also referred to as a Personal Folder file. In other words, it is a data file used for the storage of Outlook email objects, such as contacts, attachments, appointments, journals, tasks, events, etc. Each version of Outlook has a differe..

Date Published 12 Jul 2011

Total Views 96278