Merge remote-tracking branch 'origin/6.4.x'

Author: mschering

build/build.php

@@ -297,10 +297,14 @@ private function encode()
 				throw new Exception($moduleFile . " must contain a 'requiredLicense()' function override.");
 			}
 
-			run('cp ' . $moduleFile . ' ' . $this->buildDir . "/" . $this->packageName . '/go/modules/business/' . $moduleName . '/');
-			run('cp ' . $this->sourceDir . '/business/' . $moduleName . '/language/* ' . $this->buildDir . "/" . $this->packageName . '/go/modules/business/' . $moduleName . '/language/');
-			run('cp -r ' . $this->sourceDir . '/business/' . $moduleName . '/install/* ' . $this->buildDir . "/" . $this->packageName . '/go/modules/business/' . $moduleName . '/install/');
-		}
+	        if (is_dir($this->sourceDir . '/business/' . $moduleName . '/language')) {
+                run('cp ' . $this->sourceDir . '/business/' . $moduleName . '/language/* ' . $this->buildDir . "/" . $this->packageName . '/go/modules/business/' . $moduleName . '/language/');
+            }
+
+	        if (is_dir($this->sourceDir . '/business/' . $moduleName . '/install')) {
+                run('cp -r ' . $this->sourceDir . '/business/' . $moduleName . '/install/* ' . $this->buildDir . "/" . $this->packageName . '/go/modules/business/' . $moduleName . '/install/');
+            }
+        }
 
 		run('rm -rf ' . $this->buildDir . "/" . $this->packageName . '/go/modules/business/.git*');