1 files changed, 7 insertions, 1 deletions
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java
index 3ac91cab..0de8ca71 100644
--- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java
+++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java
@@ -161,7 +161,9 @@ public class PdfAsHelper {
 		reloadConfig();
 	}
 
-	public static void init() {
+	public static void init() {	 
+    JsonSecurityUtils.getInstance();
+	  
 		log.info("PDF-AS Helper initialized");
 	}
 
@@ -903,6 +905,10 @@ public class PdfAsHelper {
 				JsonObject sl20Req = null;
 				String reqId = UUID.randomUUID().toString();
 				if (WebConfiguration.isSL20SigningEnabled()) {
+				  if (joseTools == null) {
+				    throw new PdfAsException("error.config.sl20.01");
+				  }
+				  
 					String signedCertCommand = SL20JSONBuilderUtils.createSignedCommand(
 							SL20Constants.SL20_COMMAND_IDENTIFIER_GETCERTIFICATE, getCertParams, joseTools);
 					sl20Req = SL20JSONBuilderUtils.createGenericRequest(reqId, null, null, signedCertCommand);