diff --git a/frontend/packages/client/src/hooks/useCommunity.js b/frontend/packages/client/src/hooks/useCommunity.js
index 886d4dbb1..74b2f1e8d 100644
--- a/frontend/packages/client/src/hooks/useCommunity.js
+++ b/frontend/packages/client/src/hooks/useCommunity.js
@@ -124,8 +124,8 @@ export default function useCommunity({
             category: categorySelected?.value,
             termsAndConditionsUrl,
             creatorAddr,
-            additionalAuthors: listAddrAuthors?.map((ele) => ele.addr),
-            additionalAdmins: listAddrAdmins?.map((ele) => ele.addr),
+            additionalAuthors: listAddrAuthors,
+            additionalAdmins: listAddrAdmins,
             slug,
             githubUrl,
             instagramUrl,
diff --git a/frontend/packages/client/src/networks.js b/frontend/packages/client/src/networks.js
index 09e4b4ea1..14b2f2da3 100644
--- a/frontend/packages/client/src/networks.js
+++ b/frontend/packages/client/src/networks.js
@@ -15,7 +15,7 @@ const networksConfig = {
     },
   },
   testnet: {
-    accessApi: 'https://access-testnet.onflow.org',
+    accessApi: 'https://rest-testnet.onflow.org',
     walletDiscovery: 'https://fcl-discovery.onflow.org/testnet/authn',
     walletDiscoveryApi: 'https://fcl-discovery.onflow.org/api/testnet/authn',
     walletDiscoveryInclude: [
@@ -31,7 +31,7 @@ const networksConfig = {
     },
   },
   mainnet: {
-    accessApi: 'https://mainnet.onflow.org',
+    accessApi: 'https://rest-mainnet.onflow.org',
     walletDiscovery: 'https://fcl-discovery.onflow.org/authn',
     walletDiscoveryApi: 'https://fcl-discovery.onflow.org/api/authn',
     walletDiscoveryInclude: [
diff --git a/frontend/packages/client/src/pages/CommunityCreate.js b/frontend/packages/client/src/pages/CommunityCreate.js
index ea51131ed..d9eddb0e6 100644
--- a/frontend/packages/client/src/pages/CommunityCreate.js
+++ b/frontend/packages/client/src/pages/CommunityCreate.js
@@ -74,31 +74,44 @@ export default function CommunityCreate() {
       strategies = [],
     } = fields;
 
+    const addrAdmins = listAddrAdmins
+      .map((e) => e.addr)
+      .filter((addr) => !!addr);
+    const addrAuthors = listAddrAuthors
+      .map((e) => e.addr)
+      .filter((addr) => !!addr);
+
     // validate Flow Addresses used
     const addressesToValidate = {
-      'Contract Address': [contractAddress],
-      'Admin List': listAddrAdmins.map((e) => e.addr),
-      'Author List': listAddrAuthors.map((e) => e.addr),
+      'Contract Address': contractAddress ? [contractAddress] : [],
+      'Admin List': addrAdmins,
+      'Author List': addrAuthors,
       Strategies: strategies.map(({ contract }) => contract.addr),
     };
 
     const validation = Object.entries(addressesToValidate);
     const errorMessages = [];
     await Promise.all(
-      validation.map(async (ele) => {
+      validation.map(async ([name, addrs]) => {
         try {
-          await Promise.all(
-            ele[1].map(async (addr) => {
-              await isValidFlowAddress(addr);
-            })
-          );
+          await Promise.all(addrs.map((addr) => isValidFlowAddress(addr)));
         } catch (error) {
-          errorMessages.push(ele[0]);
+          // This is to bypass error on local
+          // emulator when keys field is not present
+          // on flow emulator response
+          if (
+            process.env.APP_ENV !== 'PRODUCTION' &&
+            !error?.message.includes(
+              "Cannot read properties of undefined (reading 'map')"
+            )
+          ) {
+            errorMessages.push(name);
+          }
         }
       })
     );
     // open modal if there are errors on addresses
-    if (errorMessages.lenght) {
+    if (errorMessages.length) {
       modalContext.openModal(
         React.createElement(Error, {
           error: (
@@ -127,6 +140,8 @@ export default function CommunityCreate() {
     const communityData = {
       creatorAddr,
       ...fields,
+      listAddrAdmins: addrAdmins,
+      listAddrAuthors: addrAuthors,
       slug: generateSlug(),
     };