diff --git a/src/lib/api/adapters/grid.adapter.ts b/src/lib/api/adapters/grid.adapter.ts
index 041ebd2f..af3f8370 100644
--- a/src/lib/api/adapters/grid.adapter.ts
+++ b/src/lib/api/adapters/grid.adapter.ts
@@ -13,6 +13,8 @@ import type { GridWeapon, GridCharacter, GridSummon } from '$lib/types/api/party
 import { DEFAULT_ADAPTER_CONFIG } from './config'
 
 // GridWeapon, GridCharacter, and GridSummon types are imported from types/api/party
+// Re-export for test files and consumers
+export type { GridWeapon, GridCharacter, GridSummon }
 
 /**
  * Parameters for creating grid items
diff --git a/src/lib/api/adapters/types.ts b/src/lib/api/adapters/types.ts
index e5d76eae..262156f2 100644
--- a/src/lib/api/adapters/types.ts
+++ b/src/lib/api/adapters/types.ts
@@ -320,7 +320,7 @@ export interface ResourceOptions<T> {
 	onSuccess?: (data: T) => void
 
 	/** Callback when fetch fails */
-	onError?: (error: Error) => void
+	onError?: (error: AdapterError) => void
 
 	/** Dependencies that trigger refetch when changed */
 	dependencies?: any[]
diff --git a/src/lib/types/api/party.ts b/src/lib/types/api/party.ts
index 0867f383..72ebbd38 100644
--- a/src/lib/types/api/party.ts
+++ b/src/lib/types/api/party.ts
@@ -93,6 +93,7 @@ export interface Party {
   turnCount?: number
   chainCount?: number
   visibility?: number
+  element?: number
   favorited?: boolean
   extra?: boolean
   remix?: boolean