[arch] improvement: removing the '%U' parameter before launching applications to prevent error messages

CHANGELOG.md

@@ -9,6 +9,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Improvements
 - Arch
   - info dialog: displaying the "executable" field if the package is recognized as an application
+  - removing the "%U" parameter before launching applications to prevent error messages
 
 - UI
   - upgrade summary dialog size

bauh/gems/arch/controller.py

@@ -2780,7 +2780,8 @@ class ArchManager(SoftwareManager):
 
     def launch(self, pkg: ArchPackage):
         if pkg.command:
-            subprocess.Popen(args=[pkg.command], shell=True, env={**os.environ})
+            final_cmd = pkg.command.replace('%U', '')
+            subprocess.Popen(args=[final_cmd], shell=True, env={**os.environ})
 
     def get_screenshots(self, pkg: SoftwarePackage) -> List[str]:
         pass