diff --git a/.gitignore b/.gitignore
index dd146b5..443d662 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,3 +42,4 @@ next-env.d.ts
 
 # Sentry Config File
 .env.sentry-build-plugin
+.env*.local
diff --git a/src/features/items-sync/lib/SyncedItems.service.ts b/src/features/items-sync/lib/SyncedItems.service.ts
index 00b4210..bb4f0a5 100644
--- a/src/features/items-sync/lib/SyncedItems.service.ts
+++ b/src/features/items-sync/lib/SyncedItems.service.ts
@@ -152,7 +152,7 @@ class SyncedItemsService extends AuthenticatedXeroService {
 
     for (const price of prices) {
       const productMap = await this.copilot.getProductsMapById([price.productId])
-      const product = productMap[price.productId]
+      const product = productMap?.[price.productId]
       if (!product) {
         throw new APIError('Could not find product for mapping', status.BAD_REQUEST)
       }
@@ -300,10 +300,9 @@ class SyncedItemsService extends AuthenticatedXeroService {
         copilotPriceMapPromise,
         xeroItemMapPromise,
       ])
-
-      const copilotProduct = copilotProductMap[productId]
-      const copilotPrice = copilotPriceMap[priceId]
-      const xeroItem = xeroItemMap[itemId]
+      const copilotProduct = copilotProductMap?.[productId] || null
+      const copilotPrice = copilotPriceMap?.[priceId] || null
+      const xeroItem = xeroItemMap?.[itemId] || null
       return { copilotProduct, copilotPrice, xeroItem }
     } catch (_) {
       return { copilotProduct: null, copilotPrice: null, xeroItem: null }
diff --git a/src/features/settings/lib/ProductMappings.service.ts b/src/features/settings/lib/ProductMappings.service.ts
index d2b0953..46e43d8 100644
--- a/src/features/settings/lib/ProductMappings.service.ts
+++ b/src/features/settings/lib/ProductMappings.service.ts
@@ -41,6 +41,8 @@ class ProductMappingsService extends AuthenticatedXeroService {
       this.copilot.getPricesMapById('all'),
     ])
 
+    if (!copilotPrices || !copilotProducts) return []
+
     const mappings = Object.values(copilotPrices)
       // Sort by decreasing createdAt date
       .sort((a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime())
diff --git a/src/lib/copilot/CopilotAPI.ts b/src/lib/copilot/CopilotAPI.ts
index 0e333e1..68a3a2e 100644
--- a/src/lib/copilot/CopilotAPI.ts
+++ b/src/lib/copilot/CopilotAPI.ts
@@ -145,8 +145,10 @@ export class CopilotAPI {
   async _getProducts(
     productIds: string[] | 'all',
     args: CopilotListArgs = { limit: MAX_FETCH_COPILOT_RESOURCES },
-  ): Promise<Record<string, CopilotProduct>> {
+  ): Promise<Record<string, CopilotProduct> | null> {
     const allProductsResponse = await this.copilot.listProducts(args)
+
+    if (!allProductsResponse.data) return null
     const allProducts = z.array(CopilotProductSchema).parse(allProductsResponse.data)
 
     return allProducts.reduce<Record<string, CopilotProduct>>((acc, product) => {
@@ -164,8 +166,10 @@ export class CopilotAPI {
   async _getPrices(
     priceIds: string[] | 'all',
     args = { limit: '10_000' },
-  ): Promise<Record<string, CopilotPrice>> {
+  ): Promise<Record<string, CopilotPrice> | null> {
     const allPricesResponse = await this.copilot.listPrices(args)
+
+    if (!allPricesResponse.data) return null
     const allPrices = z.array(CopilotPriceSchema).parse(allPricesResponse.data)
 
     return allPrices.reduce<Record<string, CopilotPrice>>((acc, price) => {