How to remove Lock?

Discussion created by zuoqi.chen on Aug 29, 2013
Latest reply on Sep 3, 2013 by xander_bakker
I creat a loop.
In the loop, it makes a HillShade Raster (named A) and makes a new Raster (named B) from A.
But the Raster A can not be delete because the Raster A is Locked.
How can i solve this?