1 files changed, 2 insertions, 1 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/syntax/Lexer.java b/src/main/java/com/google/devtools/build/lib/syntax/Lexer.java
index fd68bdea09..86b8de7b1d 100644
--- a/src/main/java/com/google/devtools/build/lib/syntax/Lexer.java
+++ b/src/main/java/com/google/devtools/build/lib/syntax/Lexer.java
@@ -164,7 +164,8 @@ public final class Lexer {
 
     @Override
     public PathFragment getPath() {
-      return lineNumberTable.getPath(getStartOffset()).asFragment();
+      Path path = lineNumberTable.getPath(getStartOffset());
+      return path != null ? path.asFragment() : null;
     }
 
     @Override