# Missing required Permissions manifest attribute in main jar

**URL:** <https://forum.inductiveautomation.com/t/missing-required-permissions-manifest-attribute-in-main-jar/8893>\
**Category:** Ignition\
**Created:** [August 12, 2014, 7:33pm UTC](https://forum.inductiveautomation.com/t/missing-required-permissions-manifest-attribute-in-main-jar/8893 "2014-08-12T19:33:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![alpha](https://avatars.discourse-cdn.com/v4/letter/a/6a8cbe/32.png) [@alpha](https://forum.inductiveautomation.com/u/alpha)\
**Post date:** [August 12, 2014, 7:33pm UTC](https://forum.inductiveautomation.com/t/missing-required-permissions-manifest-attribute-in-main-jar/8893/1 "2014-08-12T19:33:00Z")

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I’m unable to launch the Ignition designer.

Version: 7.6.2  
OS: Windows 7 32Bit

[code]Missing required Permissions manifest attribute in main jar:  
[http://localhost:8088/main/system/launchbin/launchclient.jar](http://localhost:8088/main/system/launchbin/launchclient.jar)

 Ignition Designer Inductive Automation 

java.lang.SecurityException: Missing required Permissions manifest attribute in main jar: [http://localhost:8088/main/system/launchbin/launchclient.jar](http://localhost:8088/main/system/launchbin/launchclient.jar)  
at com.sun.deploy.security.DeployManifestChecker.verifyMainJar(Unknown Source)  
at com.sun.deploy.security.DeployManifestChecker.verifyMainJar(Unknown Source)  
at com.sun.javaws.Launcher.doLaunchApp(Unknown Source)  
at com.sun.javaws.Launcher.run(Unknown Source)  
at java.lang.Thread.run(Unknown Source)[/code]

 ![](https://us1.discourse-cdn.com/inductiveautomation/original/2X/e/e1d0ee00c32ce878ba1baf94a7f35865a60e856c.png)

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<div class="post-metadata">

**Author:** ![nmudge](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/nmudge/32/3394_2.png) [@nmudge](https://forum.inductiveautomation.com/u/nmudge)\
**Post date:** [August 12, 2014, 7:52pm UTC](https://forum.inductiveautomation.com/t/missing-required-permissions-manifest-attribute-in-main-jar/8893/2 "2014-08-12T19:52:13Z")

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Try upgrading the version of Ignition you are using.

The problem may be that you are using a newer version of Java with an older version of Ignition.