diff --git a/src/main/java/io/github/linwancen/plugin/show/LineEnd.java b/src/main/java/io/github/linwancen/plugin/show/LineEnd.java
index c8702c3..6a09c8c 100644
--- a/src/main/java/io/github/linwancen/plugin/show/LineEnd.java
+++ b/src/main/java/io/github/linwancen/plugin/show/LineEnd.java
@@ -65,8 +65,14 @@ public class LineEnd extends EditorLinePainter {
         if (document.getLineCount() <= lineNumber) {
             return null;
         }
-        int startOffset = document.getLineStartOffset(lineNumber);
-        int endOffset = document.getLineEndOffset(lineNumber);
+        int startOffset;
+        int endOffset;
+        try {
+            startOffset = document.getLineStartOffset(lineNumber);
+            endOffset = document.getLineEndOffset(lineNumber);
+        } catch (Exception e) {
+            return null;
+        }
         if (startOffset == endOffset) {
             return null;
         }
diff --git a/src/main/java/io/github/linwancen/plugin/show/line/FileViewToDocStrUtils.java b/src/main/java/io/github/linwancen/plugin/show/line/FileViewToDocStrUtils.java
index 406d91e..45d25ae 100644
--- a/src/main/java/io/github/linwancen/plugin/show/line/FileViewToDocStrUtils.java
+++ b/src/main/java/io/github/linwancen/plugin/show/line/FileViewToDocStrUtils.java
@@ -51,8 +51,14 @@ public class FileViewToDocStrUtils {
                                      @Nullable FileViewProvider viewProvider) {
         StringBuilder sb = new StringBuilder();
         for (int i = startLine; i <= endLine; i++) {
-            int startOffset = document.getLineStartOffset(i);
-            int endOffset = document.getLineEndOffset(i);
+            int startOffset;
+            int endOffset;
+            try {
+                startOffset = document.getLineStartOffset(i);
+                endOffset = document.getLineEndOffset(i);
+            } catch (Exception e) {
+                continue;
+            }
             if (startOffset != endOffset) {
                 String text = document.getText(new TextRange(startOffset, endOffset));
                 sb.append(text);