Fail on config reload when config path is not set in jcasc plugin

files/groovy/jcasc/reload.groovy

@@ -20,22 +20,33 @@
 
 
 import groovy.json.JsonOutput
-import io.jenkins.plugins.casc.ConfigurationAsCode
+import io.jenkins.plugins.casc.*
+
+CasCGlobalConfig config = GlobalConfiguration.all().get(CasCGlobalConfig.class)
+String currentConfigPath = config.getConfigurationPath()
 
 String msg = "Success"
 Boolean failed = false
 
-try {
-  ConfigurationAsCode.get().configure()
-} catch (Exception ex) {
-  // set failed to yes
+if (currentConfigPath != null) {
+  try {
+    ConfigurationAsCode.get().configure()
+  } catch (Exception ex) {
+    // set failed to yes
+    failed = true
+    msg = ex.toString()
+  }
+} else {
+  // fail because no config path is set
   failed = true
-  msg = ex.toString()
+  msg = "JCasC as currently no configuration path set! Reloading configuration skipped. Make sure to set a correct configuration path!"
 }
 
+
+
 def json = JsonOutput.toJson([
   failed: failed,
   msg: msg
 ])
 
-return json.toString()
+return json.toString()