diff --git a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/ConfirmPublishAssessmentListener.java b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/ConfirmPublishAssessmentListener.java
index 042cc3e75d8b..a561ae2fcffc 100644
--- a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/ConfirmPublishAssessmentListener.java
+++ b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/ConfirmPublishAssessmentListener.java
@@ -338,7 +338,7 @@ else if (time instanceof java.lang.Boolean) {
     		error=true;
     	}
     	boolean ipErr=false;
-    	String ipString = StringUtils.deleteWhitespace(assessmentSettings.getIpAddresses());
+    	String ipString = StringUtils.strip(assessmentSettings.getIpAddresses()," ");
     	String[]arraysIp=(ipString.split("\n"));
     	for(int a=0;a<arraysIp.length;a++){
     		String currentString=arraysIp[a];
diff --git a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettings.java b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettings.java
index 9440535e93bb..d6df24ad78b0 100644
--- a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettings.java
+++ b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettings.java
@@ -319,7 +319,7 @@ public AssessmentFacade save(AssessmentSettingsBean assessmentSettings, boolean
     // k. set ipAddresses
    
     HashSet ipSet = new HashSet();
-    String ipAddresses = StringUtils.deleteWhitespace(assessmentSettings.getIpAddresses());
+    String ipAddresses = StringUtils.strip(assessmentSettings.getIpAddresses()," ");
     if (ipAddresses == null)
       ipAddresses = "";
     
diff --git a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettingsListener.java b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettingsListener.java
index 730bb9edd57c..1356bc6e8e30 100644
--- a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettingsListener.java
+++ b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SaveAssessmentSettingsListener.java
@@ -164,7 +164,7 @@ public void processAction(ActionEvent ae) throws AbortProcessingException
         error=true;
     }
     
-    String ipString = StringUtils.deleteWhitespace(assessmentSettings.getIpAddresses());
+    String ipString = StringUtils.strip(assessmentSettings.getIpAddresses()," ");
      String[]arraysIp=(ipString.split("\n"));
      boolean ipErr=false;
      for(int a=0;a<arraysIp.length;a++){
diff --git a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SavePublishedSettingsListener.java b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SavePublishedSettingsListener.java
index 03d3d6eef182..292d4d31ec63 100644
--- a/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SavePublishedSettingsListener.java
+++ b/samigo/samigo-app/src/java/org/sakaiproject/tool/assessment/ui/listener/author/SavePublishedSettingsListener.java
@@ -156,7 +156,7 @@ public void processAction(ActionEvent ae) throws AbortProcessingException
 	    assessmentService.deleteAllSecuredIP(assessment);
 	    // k. set ipAddresses
 	    Set ipSet = new HashSet();
-	    String ipAddresses = StringUtils.deleteWhitespace(assessmentSettings.getIpAddresses());
+	    String ipAddresses = StringUtils.strip(assessmentSettings.getIpAddresses()," ");
 	    if (ipAddresses == null)
 	      ipAddresses = "";