id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
13962	Ckeditor style has blocklimit null pointer exceptions	FanFan		"== Steps to reproduce ==

Our logs on our server indicate our customers are experiencing exceptions with the style.js.

The following line is sometimes null:

https://github.com/ckeditor/ckeditor-dev/blob/379aed2a38d62cb4796aa5307ed43f21a32f6bf7/core/style.js#L377


Causing us to observe an exceptions:

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Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; rv:11.0) like Gecko
TypeError: Unable to get property blockLimit of undefined or null reference
   at CKEDITOR.style.prototype.checkApplicable (https://au.casewarecloud.com/rsd/e/v/880c8c5a/external/ng-ckeditor/libs/ckeditor/ckeditor.js:460:398)
   at onOpen (https://au.casewarecloud.com/rsd/e/v/880c8c5a/external/ng-ckeditor/libs/ckeditor/ckeditor.js:785:56)
   at e.onShow (https://au.casewarecloud.com/rsd/

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Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36
TypeError: Cannot read property blockLimit of null
   at Object.CKEDITOR.style.checkApplicable (https://au.casewarecloud.com/northcorp/e/v/f7ece53/external/ng-ckeditor/libs/ckeditor/ckeditor.js:460:407)
   at c.ui.addRichCombo.onOpen (https://au.casewarecloud.com/northcorp/e/v/f7ece53/external/ng-ckeditor/libs/ckeditor/ckeditor.js:785:58)
   at e.onShow (https://au.casewarecloud.com/northcorp/e/v/f7ece53/external/ng-ckeditor/libs/ckedit"	Bug	closed	Normal		Core : Styles	4.5.7	invalid