diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisEditorBean.java b/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisEditorBean.java
index 21ce6c73b6af2dc8be3cc3dd3f63d43849876eeb..bd79c6a5ddb395300238a86d38c95ef093caf923 100644
--- a/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisEditorBean.java
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisEditorBean.java
@@ -602,6 +602,10 @@ public final class CurrentAnalysisEditorBean implements IProjectBean {
 				CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the displays of the plugin.", ex);
 				CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the displays of the plugin.");
 				return false;
+			} catch (final NoClassDefFoundError ex) {
+				CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the displays of the plugin.", ex);
+				CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the displays of the plugin.");
+				return false;
 			}
 		}
 	}
@@ -669,6 +673,10 @@ public final class CurrentAnalysisEditorBean implements IProjectBean {
 				CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the ports of the plugin.", ex);
 				CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the ports of the plugin.");
 				return false;
+			} catch (final NoClassDefFoundError ex) {
+				CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the ports of the plugin.", ex);
+				CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the ports of the plugin.");
+				return false;
 			}
 		}
 	}
@@ -709,6 +717,10 @@ public final class CurrentAnalysisEditorBean implements IProjectBean {
 			CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the properties of the repository.", ex);
 			CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the properties of the repository.");
 			return false;
+		} catch (final NoClassDefFoundError ex) {
+			CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the properties of the repository.", ex);
+			CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the properties of the repository.");
+			return false;
 		}
 	}
 
@@ -748,6 +760,10 @@ public final class CurrentAnalysisEditorBean implements IProjectBean {
 			CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the properties of the plugin.", ex);
 			CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the properties of the plugin.");
 			return false;
+		} catch (final NoClassDefFoundError ex) {
+			CurrentAnalysisEditorBean.LOG.error("An errcor occured while loading the properties of the plugin.", ex);
+			CurrentAnalysisEditorBean.showMessage(FacesMessage.SEVERITY_ERROR, "An errcor occured while loading the properties of the plugin.");
+			return false;
 		}
 	}
 
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java b/Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java
index fe136c583c7118316ae17d3e1384bce2523c5748..56d6bd555d449d1cee59c6d66f32ec8b339af4f3 100644
--- a/Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java
@@ -325,8 +325,10 @@ public final class ACManager { // NOCS (Class Data Abstraction Coupling)
 				this.controller.getController().run();
 			} catch (final IllegalStateException ex) {
 				ACManager.LOG.error("An error occured while starting the analysis.", ex);
+				ex.printStackTrace();
 			} catch (final AnalysisConfigurationException ex) {
 				ACManager.LOG.error("An error occured while starting the analysis.", ex);
+				ex.printStackTrace();
 			}
 		}
 	}
diff --git a/Kieker.WebGUI/src/main/webapp/AnalysisEditor.xhtml b/Kieker.WebGUI/src/main/webapp/AnalysisEditor.xhtml
index bf2d36a3b86ae555ee6bb2656c9dea9b141c2fdd..4a667acf722e172fea4c36d04e1d74c43e5b321f 100644
--- a/Kieker.WebGUI/src/main/webapp/AnalysisEditor.xhtml
+++ b/Kieker.WebGUI/src/main/webapp/AnalysisEditor.xhtml
@@ -120,23 +120,14 @@
                         </p:column>
 
                         <p:column headerText="Value" style="width:125px">
-                            <p:cellEditor>
-                                <f:facet name="output">
-                                    <h:outputText value="#{property.value}" rendered="#{not stringBean.checkString(property)}"/>
-                                    <h:outputText value="#{currentAnalysisEditorBean.selectedPlugin.name}" rendered="#{stringBean.checkString(property)}"/>
-                                </f:facet>
-                                <f:facet name="input">
-                                    <h:inputText value="#{property.value}" rendered="#{not stringBean.checkString(property)}"/>
-                                    <h:inputText value="#{currentAnalysisEditorBean.selectedPlugin.name}" rendered="#{stringBean.checkString(property)}"/>
-                                </f:facet>  
-                            </p:cellEditor>
-                        </p:column>
-
-                        <p:column headerText="Options" style="width:50px">  
-                            <p:rowEditor />  
-                        </p:column> 
-
-                        <p:ajax event="rowEdit" update=":centerForm" />
+                            <p:inplace editor="true" rendered="#{not stringBean.checkString(property)}">  
+                                <p:inputText value="#{property.value}" />
+                            </p:inplace>  
+                            <p:inplace editor="true" rendered="#{stringBean.checkString(property)}" >  
+                                <p:inputText value="#{currentAnalysisEditorBean.selectedPlugin.name}" />
+                                 <p:ajax event="save" update=":centerForm" />
+                            </p:inplace>  
+                        </p:column>                       
                     </p:dataTable>
                 </h:form>
             </p:layoutUnit>