Make sure from is included in txData

1 files changed, 3 insertions, 0 deletions

diff --git a/packages/web3-wrapper/src/marshaller.ts b/packages/web3-wrapper/src/marshaller.ts
index 7af61752d..e9fd35a11 100644
--- a/packages/web3-wrapper/src/marshaller.ts
+++ b/packages/web3-wrapper/src/marshaller.ts
@@ -74,6 +74,9 @@ export const marshaller = {
         return tx;
     },
     marshalTxData(txData: Partial<TxData>): Partial<TxDataRPC> {
+        if (_.isUndefined(txData.from)) {
+            throw new Error(`txData must include valid 'from' value.`);
+        }
         const callTxDataBase = {
             ...txData,
         };