Error opening Rockhopper on Mac?
When attempting to open Rockhopper, some Mac users may experience an error suggesting "Rockhopper is damaged and can't be opened" as shown below.
![](images/Damaged.png)
For Older Versions of Mac OSX (e.g., 10.11 and earlier)
This error can be addressed by opening "System Preferences..." and selecting "Security & Privacy". Under the line "Allow applications downloaded from", the option "Anywhere" should be selected as shown below.
![](images/Allow_Apps.png)
For Newer Versions of Mac OSX (e.g., 10.12 and later)
This error can be addressed by opening the "Terminal" application, which can be found in the Utilities folder.
![](images/Utilities.png)
In the Terminal, type in "sudo spctl --master-disable". You may be prompted for your password.
![](images/Disable.png)
Now open (double-click) Rockhopper to launch it. Rockhopper should start and work appropriately. Once Rockhopper is working, return to the Terminal window and type in "sudo spctl --master-enable"
![](images/Enable.png)