INFORMATION:
This patch may work for future releases of WarCrawler as well

Download WarCrawler from the offical site located here: 
http://thecrawlerforum.com
 
INSTRUCTIONS:
1) Place WarPatcher.exe in the same dir as WarCrawler.exe
2) Run it.
3) Click "Patch"
4) Open WarCawler.exe
5) Enter any license information
 

 
PS: Disable AV because patcher might make AV suspicious as it injects into WarCrawler.exe to patch it. In other words, false positives.
Have a good day.

Scan and md5 for validation : 
https://www.virustotal.com/en/file/c11651d412106e21512f88c0287c47a52fcade62630838ee09e5a7c7db8cc67c/analysis/1406490895/


Best regards