diff --git a/packages/agent/src/did-api.ts b/packages/agent/src/did-api.ts
index 5c12dc159..ff5fac51b 100644
--- a/packages/agent/src/did-api.ts
+++ b/packages/agent/src/did-api.ts
@@ -231,7 +231,7 @@ export class AgentDidApi<TKeyManager extends AgentKeyManager = AgentKeyManager>
     // Resolve the DID document.
     const { didDocument, didResolutionMetadata } = await this.resolve(didUri);
     if (!didDocument) {
-      throw new Error(`DID resolution failed for '${didUri}': ${didResolutionMetadata.error}`);
+      throw new Error(`DID resolution failed for '${didUri}': ${JSON.stringify(didResolutionMetadata)}`);
     }
 
     // Retrieve the method-specific verification method to be used for signing operations.