1 files changed, 6 insertions, 0 deletions
diff --git a/pdf-as-common/src/main/java/at/gv/egiz/pdfas/common/utils/StringUtils.java b/pdf-as-common/src/main/java/at/gv/egiz/pdfas/common/utils/StringUtils.java
index d0a9fee7..c110b93d 100644
--- a/pdf-as-common/src/main/java/at/gv/egiz/pdfas/common/utils/StringUtils.java
+++ b/pdf-as-common/src/main/java/at/gv/egiz/pdfas/common/utils/StringUtils.java
@@ -62,6 +62,12 @@ public class StringUtils {
 
 	public static String convertStringToPDFFormat(String value)
 			throws UnsupportedEncodingException {
+		
+		if(value == null) {
+			logger.warn("Trying to convert null string!");
+			return value;
+		}
+		
 		byte[] replace_bytes = applyWinAnsiEncoding(value);
 
 		String restored_value = unapplyWinAnsiEncoding(replace_bytes);