A user cannot open a drawing file that uses one of the following formats or save a drawing file to one of the following formats by using Microsoft Visio 2013:
Visio 2003-2010 Binary Drawings, Templates and Stencils
Visio 2000-2002 Binary Drawings, Templates and Stencils
Visio 5.0 or earlier Binary Drawing, Templates and Stencils
Additionally, when the user tries to open the file or save the file to one of the formats, the user receives one of the following error messages that informs the user that the file is blocked:
Error message 1
You are attempting to open a file type that is blocked byyour registry policy setting.
Error message 2
You are attemptingto open a file that was created in an earlier version of Microsoft Office. Thisfile type is blocked from opening in this version by your registry policysetting.
Error message 3
You are attempting to open a file type <File_Type> that has been blocked by your File Block settings in the Trust Center.
This issue occurs because the file type that you want to open or save to is blocked in Visio 2013.
Note The File Block Settings dialog box is new in Visio 2013.
To open the blocked drawing file or save a file to a blocked file type, use one of the following methods.
Important This section, method,or task contains steps that tell you how to modify the registry. However,serious problems might occur if you modify the registry incorrectly. Therefore,make sure that you follow these steps carefully. For added protection, back upthe registry before you modify it. Then, you can restore the registry if aproblem occurs. For more information about how to back up and restore theregistry, click the following article number to view the article in theMicrosoft Knowledge Base:
322756 How to back up and restore the registry in Windows
Method 1: Unblock the file type in the Trust Center
Click theFile tab in Visio 2013, and then click Options.
Click TrustCenter, click Trust Center Settings, and then click File Block Settings.
Clear the check box for the file type that you want to open or save to.
Click OK two times.
Note If the issue occurs in an embedded or linked Visio file in other Microsoft Office applications, clear both the Save and Open check boxes for the "Visio 2003-2010 Binary Drawings, Templates and Stencils" file type.
The following screen shot shows the default settings for the File Block Settings dialog box in Visio 2013:
If the Open and Save options are unavailable, your system administrator may have applied group policies to block the file types.
Method 2: Move the file to a trusted location
If you trust the file that you want to open in Visio 2013, override the registry policy settings by moving the file to a trusted location.
For more information about how to create, remove, or change a trusted location for files, go to the following Microsoft website:
Method 3: Use a Group Policy template to override the file type that is blocked
If you are a domain administrator, you can override the settings for file types that are blocked by using a Group Policy template. You can download the Office 2013 Administrative Template files (ADM, ADMX/ADML) and Office Customization Tool from the following Microsoft Download Center page: