diff --git a/packages/dapp/src/app/api/campaigns/issue/route.ts b/packages/dapp/src/app/api/campaigns/issue/route.ts
index d504c5f0c..e07cd7f60 100644
--- a/packages/dapp/src/app/api/campaigns/issue/route.ts
+++ b/packages/dapp/src/app/api/campaigns/issue/route.ts
@@ -58,7 +58,9 @@ export async function POST(request: NextRequest) {
         },
       });
     }
+
     const supabase = supabaseServiceRoleClient();
+
     const { data: campaign, error: campaignError } = await supabase
       .from('campaigns')
       .select('*, requirements(id, *)')
@@ -100,11 +102,11 @@ export async function POST(request: NextRequest) {
 
     if (!alreadyClaimed) {
       const now = new Date();
-      const startDateValid =
+      const notYetStarted =
         campaign.start_date && new Date(campaign.start_date) > now;
-      const endDateValid =
+      const alreadyFinished =
         campaign.end_date && new Date(campaign.end_date) < now;
-      const isCampaignInactive = startDateValid || endDateValid;
+      const isCampaignInactive = notYetStarted || alreadyFinished;
       const isCampaignFullyClaimed =
         campaign.total && campaign.claimed >= campaign.total;
 
@@ -124,8 +126,8 @@ export async function POST(request: NextRequest) {
 
       const { data: completedRequirements, error: completedRequirementsError } =
         await supabase.rpc('get_num_of_users_requirements_by_campaign', {
-          campaign_id: campaignId,
-          user_id: user.sub,
+          input_campaign_id: campaignId,
+          input_user_id: user.sub,
         });
 
       if (completedRequirementsError) {
diff --git a/packages/dapp/src/components/CampaignsDisplay/RequirementDisplay.tsx b/packages/dapp/src/components/CampaignsDisplay/RequirementDisplay.tsx
index c24a79250..ca68e307b 100644
--- a/packages/dapp/src/components/CampaignsDisplay/RequirementDisplay.tsx
+++ b/packages/dapp/src/components/CampaignsDisplay/RequirementDisplay.tsx
@@ -12,7 +12,6 @@ import { useSwitchChain, useVerifyRequirement } from '@/hooks';
 import { useAuthStore, useMascaStore, useToastStore } from '@/stores';
 import { isError } from '@blockchain-lab-um/masca-connector';
 import { shallow } from 'zustand/shallow';
-import { VerifiableCredential } from 'did-jwt-vc';
 import type { W3CVerifiableCredential } from '@veramo/core';
 
 type RequirementProps = {
@@ -93,9 +92,22 @@ export const RequirementDisplay = ({
     const createPresentationResult = await api.createPresentation({
       vcs: queryCredentialsResult.data.reduce((acc, queryResult) => {
         const credential = queryResult.data;
+
+        let issuer = null;
+
+        if (!credential.issuer) return acc;
+
+        if (typeof credential.issuer === 'string') {
+          issuer = credential.issuer;
+        } else if (credential.issuer.id) {
+          issuer = credential.issuer.id;
+        }
+
+        if (!issuer) return acc;
+
         if (
-          !credential.issuer.includes('did:poylgonid') &&
-          !credential.issuer.includes('did:iden3')
+          !issuer.includes('did:poylgonid') &&
+          !issuer.includes('did:iden3')
         ) {
           acc.push(credential);
         }
diff --git a/packages/dapp/src/utils/supabase/database.types.ts b/packages/dapp/src/utils/supabase/database.types.ts
index 5549880df..22fcd9777 100644
--- a/packages/dapp/src/utils/supabase/database.types.ts
+++ b/packages/dapp/src/utils/supabase/database.types.ts
@@ -343,8 +343,8 @@ export type Database = {
     Functions: {
       get_num_of_users_requirements_by_campaign: {
         Args: {
-          campaign_id: string;
-          user_id: string;
+          input_campaign_id: string;
+          input_user_id: string;
         };
         Returns: number;
       };