diff --git a/node_modules/absurd-sql/dist/index.js b/node_modules/absurd-sql/dist/index.js
index 77779cb..4064532 100644
--- a/node_modules/absurd-sql/dist/index.js
+++ b/node_modules/absurd-sql/dist/index.js
@@ -101,6 +101,8 @@ class SQLiteFS$1 {
         return stream.node.contents.read(buffer, offset, length, position);
       },
 
+
+
       write: (stream, buffer, offset, length, position) => {
         // console.log('write', offset, length, position);
         return stream.node.contents.write(buffer, offset, length, position);
@@ -142,12 +144,18 @@ class SQLiteFS$1 {
 
   lock(path, lockType) {
     let { node } = this.FS.lookupPath(path);
-    return node.contents.lock(lockType);
+    if(node && node.contents) {
+      return node.contents.lock(lockType);
+    }
+    return true;
   }
 
   unlock(path, lockType) {
     let { node } = this.FS.lookupPath(path);
-    return node.contents.unlock(lockType);
+    if(node && node.contents) {
+      return node.contents.unlock(lockType);
+    }
+    return true;
   }
 
   createNode(parent, name, mode, dev) {
diff --git a/node_modules/absurd-sql/src/sqlite-fs.js b/node_modules/absurd-sql/src/sqlite-fs.js
index f91d2a9..8353cca 100644
--- a/node_modules/absurd-sql/src/sqlite-fs.js
+++ b/node_modules/absurd-sql/src/sqlite-fs.js
@@ -142,12 +142,16 @@ export default class SQLiteFS {
 
   lock(path, lockType) {
     let { node } = this.FS.lookupPath(path);
-    return node.contents.lock(lockType);
+    if(node && node.contents) {
+      return node.contents.lock(lockType);
+    }
   }
 
   unlock(path, lockType) {
     let { node } = this.FS.lookupPath(path);
-    return node.contents.unlock(lockType);
+    if(node && node.contents) {
+      return node.contents.unlock(lockType);
+    }
   }
 
   createNode(parent, name, mode, dev) {