How to Fix Sage Error: “I/O Error in the file [directory][dat file]”

Following is the list of steps:

If you are on a network ensure that the mapped drive is mapped to the right server name then here are the steps:

🔹 Reboot all the system with Sage 50-US edition 
🔹 If the issue persists then delete the file in the I/O error then run a repair software through the system hosting the Sage 50 data.
🔹 Run repair 
🔹 Check if the file with tax is then required to reinstall the advanced tax service update.

Check the data file permissions with the below steps:

🔹 Locate the Shared folder and then give a right-click on it 
🔹 Choose Properties 
🔹 Click tab named Sharing 
🔹 Select Advanced Sharing 
🔹 Click on the box named Share this folder
🔹 Select Permissions tab
🔹 Hit Add option 
🔹 Enter in the individual window the groups or usernames that will require access to Sage 50
🔹 Additionally, embed the System group 
🔹 Now give a hit on the tab named Check Names to test the user names 
🔹 Choose OK
🔹 Provide each added user or group Full control 
🔹 Hit OK 
🔹 It will launch Advanced Sharing Window
🔹 Click Ok
🔹 Check Administrators & system with Full Control 
🔹 Hit OK

🔹 Choose Help button
🔹 Click Customer support & service
🔹 Choose Integrity Check 
🔹 Hit Backup tab
🔹 Provide backup a name, select the location to save the backup, and then click Save 
🔹 It will display Integrity Check Window
🔹 Choose Reindex files
🔹 Click on the list named Reindex file, choose the file with error 
🔹 Choose OK
🔹 If you get an error message that the file failed to be reindexed then search out of the file location
🔹 Now right-click on the file and then choose Properties 
🔹 If the check box is named Read-only, unselect it and then retry the file reindexing 
🔹 If the file was not read-only then restore a backup made before getting the issue

If the company data folder is not in the data path then here are the steps:

🔹 Search the folder location with the listed file and then copy the entire data folder.
🔹 Find the data path with the following instructions
🔹 Open Sage 50 software 
🔹 Hit the File button then click the Open Company tab
🔹 Now drag the window corner to display the full directory 
🔹 The data path appears in the directory, minus the company name truncated spell
🔹 To search the program path you need to give a right-click on the icon named Sage Shortcut
🔹 Hit Properties tab
🔹 The target line is highlighted in the blue color minus Peachw.exe is known as the program path 
🔹 Hit Open File location to open the program path
🔹 Paste the folder into the data path 
🔹 At last check, you can open the Company file

🔹 For this firstly close the Sage 50 
🔹 Now give a right-click on it 
🔹 Hit Run as administrator