Index: lams_common/src/java/org/lamsfoundation/lams/learningdesign/dto/LearningDesignDTO.java
===================================================================
diff -u -r9481bb9c6f8c0e4d6fbed6b230a41c77feda64c6 -r8221a11e9776b23bc5ec1282b5b384779e396e82
--- lams_common/src/java/org/lamsfoundation/lams/learningdesign/dto/LearningDesignDTO.java	(.../LearningDesignDTO.java)	(revision 9481bb9c6f8c0e4d6fbed6b230a41c77feda64c6)
+++ lams_common/src/java/org/lamsfoundation/lams/learningdesign/dto/LearningDesignDTO.java	(.../LearningDesignDTO.java)	(revision 8221a11e9776b23bc5ec1282b5b384779e396e82)
@@ -470,7 +470,7 @@
 	 * @param dateReadOnly The dateReadOnly to set.
 	 */
 	public void setDateReadOnly(Date dateReadOnly) {
-		if(!dateReadOnly.equals(WDDXTAGS.DATE_NULL_VALUE))
+		if(!WDDXTAGS.DATE_NULL_VALUE.equals(dateReadOnly) )
 			this.dateReadOnly = dateReadOnly;
 	}
 	/**
Index: lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/ExportToolContentService.java
===================================================================
diff -u -ref79df50d5bdd30232474067309717fbf2b0b1ba -r8221a11e9776b23bc5ec1282b5b384779e396e82
--- lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/ExportToolContentService.java	(.../ExportToolContentService.java)	(revision ef79df50d5bdd30232474067309717fbf2b0b1ba)
+++ lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/ExportToolContentService.java	(.../ExportToolContentService.java)	(revision 8221a11e9776b23bc5ec1282b5b384779e396e82)
@@ -122,6 +122,7 @@
 import org.lamsfoundation.lams.util.FileUtil;
 import org.lamsfoundation.lams.util.FileUtilException;
 import org.lamsfoundation.lams.util.MessageService;
+import org.lamsfoundation.lams.util.wddx.WDDXTAGS;
 import org.lamsfoundation.lams.util.zipfile.ZipFileUtil;
 import org.lamsfoundation.lams.util.zipfile.ZipFileUtilException;
 import org.springframework.beans.BeansException;
@@ -971,6 +972,10 @@
 				throw new ImportToolContentException(e);
 			}
 			
+			// if the design was read only (e.g. exported a runtime sequence), clear the read only flag
+			ldDto.setDateReadOnly(null);
+			ldDto.setReadOnly(false);
+			
 			//save learning design
 			WorkspaceFolder folder = getWorkspaceFolderForDesign(importer, workspaceFolderUid);
 			return saveLearningDesign(ldDto,importer,folder,toolMapper,removedActMap);