diff --git a/.settings/org.eclipse.core.resources.prefs b/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/axonivy-intellix-connector/.settings/ch.ivyteam.ivy.designer.prefs b/axonivy-intellix-connector/.settings/ch.ivyteam.ivy.designer.prefs
index f16faf6..2caf015 100644
--- a/axonivy-intellix-connector/.settings/ch.ivyteam.ivy.designer.prefs
+++ b/axonivy-intellix-connector/.settings/ch.ivyteam.ivy.designer.prefs
@@ -1,3 +1,4 @@
 ch.ivyteam.ivy.designer.preferences.DataClassPreferencePage\:DEFAULT_NAMESPACE=com.axonivy.connector.intellix
+ch.ivyteam.ivy.project.preferences\:PRIMEFACES_VERSION=13
 ch.ivyteam.ivy.project.preferences\:PROJECT_VERSION=120001
 eclipse.preferences.version=1
\ No newline at end of file
diff --git a/axonivy-intellix-connector/.settings/org.eclipse.core.resources.prefs b/axonivy-intellix-connector/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/axonivy-intellix-connector/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/axonivy-intellix-connector/config/variables.yaml b/axonivy-intellix-connector/config/variables.yaml
index 6824ccf..99878c6 100644
--- a/axonivy-intellix-connector/config/variables.yaml
+++ b/axonivy-intellix-connector/config/variables.yaml
@@ -2,11 +2,11 @@
 # == Variables ==
 Variables:
   intellix-connector:
-    host:
-    username:
+    host: ''
+    username: ''
     # [password]
-    password:
-    msName:
+    password: ''
+    msName: ''
     
     # The Logon URL will be automatically determined.
     # If this variable is set (not-empty), this URL
diff --git a/axonivy-intellix-connector/pom.xml b/axonivy-intellix-connector/pom.xml
index e382ef2..1413d9b 100644
--- a/axonivy-intellix-connector/pom.xml
+++ b/axonivy-intellix-connector/pom.xml
@@ -7,6 +7,7 @@
   <packaging>iar</packaging>
   <properties>
     <project.build.plugin.version>12.0.0</project.build.plugin.version>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
   </properties>
   <pluginRepositories>
     <pluginRepository>
diff --git a/axonivy-intellix-connector/src/com/axonivy/connector/intellix/connector/IntellixAuthFeature.java b/axonivy-intellix-connector/src/com/axonivy/connector/intellix/connector/IntellixAuthFeature.java
index c6c21e4..1ef515b 100644
--- a/axonivy-intellix-connector/src/com/axonivy/connector/intellix/connector/IntellixAuthFeature.java
+++ b/axonivy-intellix-connector/src/com/axonivy/connector/intellix/connector/IntellixAuthFeature.java
@@ -202,7 +202,8 @@ public static class DocuWareCookies {
 		public static final String DW_COOKIES_CACHE_ID = "cookies";
 		public static final String DW_COOKIES_CACHE_GROUP_ID = "com.docuware.cookies";
 		public static final int DW_COOKIES_EXPIRY_SECONDS = 86400;
-                private final Map<String, NewCookie> cookies;
+		@SuppressWarnings("unused")
+		private final Map<String, NewCookie> cookies;
 
 
 		private DocuWareCookies(Map<String, NewCookie> cookies) {
diff --git a/axonivy-intellix-demo/.settings/ch.ivyteam.ivy.designer.prefs b/axonivy-intellix-demo/.settings/ch.ivyteam.ivy.designer.prefs
index 089c1f4..cd7de4b 100644
--- a/axonivy-intellix-demo/.settings/ch.ivyteam.ivy.designer.prefs
+++ b/axonivy-intellix-demo/.settings/ch.ivyteam.ivy.designer.prefs
@@ -1,3 +1,4 @@
 ch.ivyteam.ivy.designer.preferences.DataClassPreferencePage\:DEFAULT_NAMESPACE=com.axonivy.connector.intellix.demo
+ch.ivyteam.ivy.project.preferences\:PRIMEFACES_VERSION=13
 ch.ivyteam.ivy.project.preferences\:PROJECT_VERSION=120001
 eclipse.preferences.version=1
\ No newline at end of file
diff --git a/axonivy-intellix-demo/.settings/org.eclipse.core.resources.prefs b/axonivy-intellix-demo/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/axonivy-intellix-demo/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/axonivy-intellix-demo/pom.xml b/axonivy-intellix-demo/pom.xml
index 7b0e0f1..c22d2cb 100644
--- a/axonivy-intellix-demo/pom.xml
+++ b/axonivy-intellix-demo/pom.xml
@@ -7,6 +7,7 @@
   <packaging>iar</packaging>
   <properties>
     <project.build.plugin.version>12.0.0</project.build.plugin.version>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
   </properties>
   <pluginRepositories>
     <pluginRepository>
diff --git a/axonivy-intellix-product/.settings/org.eclipse.core.resources.prefs b/axonivy-intellix-product/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/axonivy-intellix-product/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/axonivy-intellix-test/.settings/org.eclipse.core.resources.prefs b/axonivy-intellix-test/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/axonivy-intellix-test/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/axonivy-intellix-test/pom.xml b/axonivy-intellix-test/pom.xml
index c7de711..0cdae54 100644
--- a/axonivy-intellix-test/pom.xml
+++ b/axonivy-intellix-test/pom.xml
@@ -7,6 +7,7 @@
   <packaging>iar</packaging>
   <properties>
     <project.build.plugin.version>12.0.0</project.build.plugin.version>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <tester.version>12.0.1</tester.version>
   </properties>
   <pluginRepositories>
diff --git a/axonivy-intellix-test/src_test/com/axonivy/connector/intellix/IntellixProcessTest.java b/axonivy-intellix-test/src_test/com/axonivy/connector/intellix/IntellixProcessTest.java
index 633a9b7..905472c 100644
--- a/axonivy-intellix-test/src_test/com/axonivy/connector/intellix/IntellixProcessTest.java
+++ b/axonivy-intellix-test/src_test/com/axonivy/connector/intellix/IntellixProcessTest.java
@@ -18,6 +18,7 @@
 import ch.ivyteam.ivy.bpm.exec.client.IvyProcessTest;
 import ch.ivyteam.ivy.rest.client.RestClient;
 import ch.ivyteam.ivy.rest.client.RestClient.Builder;
+import ch.ivyteam.ivy.rest.client.RestClientFeature;
 import ch.ivyteam.ivy.rest.client.RestClients;
 import ch.ivyteam.ivy.rest.client.security.CsrfHeaderFeature;
 
@@ -53,11 +54,11 @@ private static void setupMockRestClient(IApplication app) {
       .description(restClient.description())
       .properties(restClient.properties());
 
-    for (String feature : restClient.features()) {
-      if (feature.contains(IntellixAuthFeature.class.getName())) {
+    for (RestClientFeature feature : restClient.features()) {
+      if (feature.clazz().contains(IntellixAuthFeature.class.getName())) {
         continue; // do not auth
       }
-      builder.feature(feature);
+      builder.feature(feature.clazz());
     }
     builder.feature(CsrfHeaderFeature.class.getName()); // call backend