fix using debug_preimage with geth

8 years ago · 960086ee19
parent 8eab1ca4e6
commit 960086ee19
1 changed files with 2 additions and 2 deletions
--- a/src/storage/mappingPreimages.js
+++ b/src/storage/mappingPreimages.js
@ -43,9 +43,9 @@ async function decodeMappingsKeys (storage, callback) {
  */
 function getPreimage (key) {
  return new Promise((resolve, reject) => {
-    global.web3.debug.preimage(key, function (error, preimage) {
+    global.web3.debug.preimage(key.indexOf('0x') === 0 ? key : '0x' + key, function (error, preimage) {
      if (error) {
-        reject(error)
+        resolve(null)
      } else {
        resolve(preimage)
      }