npe fix

11 years ago · a3542f29b4
parent c48d2a2a02
commit a3542f29b4
1 changed files with 1 additions and 0 deletions
--- a/source/net/yacy/kelondro/blob/HeapReader.java
+++ b/source/net/yacy/kelondro/blob/HeapReader.java
@ -761,6 +761,7 @@ public class HeapReader {

        @Override
        public Map.Entry<byte[], byte[]> next0() {
+            if (this.is == null) return null;
            try {
                byte b;
                int len;