# Error: Property check is readonly

**URL:** <https://forum.servoy.com/t/error-property-check-is-readonly/17912>\
**Category:** Classic Servoy\
**Created:** [April 16, 2014, 11:50am UTC](https://forum.servoy.com/t/error-property-check-is-readonly/17912 "2014-04-16T11:50:37Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![wvitpr](https://avatars.discourse-cdn.com/v4/letter/w/e0b2c6/32.png) [@wvitpr](https://forum.servoy.com/u/wvitpr)\
**Post date:** [April 16, 2014, 11:50am UTC](https://forum.servoy.com/t/error-property-check-is-readonly/17912/1 "2014-04-16T11:50:37Z")

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Hi,  
I am getting the following error that requires a smart client restart, not sure where it is coming from or why, nothing in the server log…

Property check is readonly

> java.lang.RuntimeException: Property check is readonly