X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.acorn%2Fsrc%2Forg%2Fsimantics%2Facorn%2FHeadState.java;h=106134264c606cc1d3ded07199ec5b1688569e7a;hb=b4e846e4206e688050b659f2d66581d26e3dc1ce;hp=ea54a418578c13dd335e6054ae547e51c4424092;hpb=51239a7b24d812eec59b7f635ed0cfd9d116a268;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.acorn/src/org/simantics/acorn/HeadState.java b/bundles/org.simantics.acorn/src/org/simantics/acorn/HeadState.java
index ea54a4185..106134264 100644
--- a/bundles/org.simantics.acorn/src/org/simantics/acorn/HeadState.java
+++ b/bundles/org.simantics.acorn/src/org/simantics/acorn/HeadState.java
@@ -99,6 +99,8 @@ public class HeadState {
     }
 
     public static boolean validateHeadStateIntegrity(Path headState) {
+        if (!Files.exists(headState))
+            return false;
         try {
             byte[] bytes = Files.readAllBytes(headState);
             MessageDigest sha1 = MessageDigest.getInstance(SHA_1);