From fe0116af38a2c34330671459b71c05b8da7009a5 Mon Sep 17 00:00:00 2001
From: filip mertens <filip.mertens@ethereum.org>
Date: Mon, 16 Oct 2023 18:54:07 +0200
Subject: [PATCH] fallback correctly

---
 .../src/lib/openzeppelin-proxy.ts                  | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/libs/remix-core-plugin/src/lib/openzeppelin-proxy.ts b/libs/remix-core-plugin/src/lib/openzeppelin-proxy.ts
index 55cbc92aac..0e3dd1d7d8 100644
--- a/libs/remix-core-plugin/src/lib/openzeppelin-proxy.ts
+++ b/libs/remix-core-plugin/src/lib/openzeppelin-proxy.ts
@@ -128,13 +128,19 @@ export class OpenZeppelinProxy extends Plugin {
     newImplementationContractObject.name = proxyName
     
     await this.blockchain.runTx(args, () => { }, () => { }, () => { }, async (error, txResult, _address, returnValue) => {
+      let version  = '4.8.3'
       if (error) {
-        throw new Error(`error: ${error.message ? error.message : error}`)
+        console.log(`error: ${error.message ? error.message : error}`)
+        console.log(`Will use old version of the proxy...`)
+      }else{
+        const response = txFormat.decodeResponse(returnValue, GETUUPSProxyVersionAbi)
+        version = response[0].split('string: ')[1]
+        // check if version is >= 5.0.0
+        console.log('version', response)
       }
-      const response = txFormat.decodeResponse(returnValue, GETUUPSProxyVersionAbi)
-      const version = response[0].split('string: ')[1]
-      // check if version is >= 5.0.0
+
       if (semver.gte(version, '5.0.0')) {
+
         const fnData = await this.blockchain.getEncodedFunctionHex([newImplAddress, "0x"], UUPSupgradeToAndCallAbi)
 
         const data = {