diff --git a/src/dataverse-ify/DataverseClient/DataverseClient.ts b/src/dataverse-ify/DataverseClient/DataverseClient.ts
index a66e0d7..f3d9676 100644
--- a/src/dataverse-ify/DataverseClient/DataverseClient.ts
+++ b/src/dataverse-ify/DataverseClient/DataverseClient.ts
@@ -41,5 +41,5 @@ export interface DataverseClient {
     relatedEntities: EntityReference[],
   ): Promise<void>;
   execute<T>(request: WebApiExecuteRequest): Promise<T | undefined>;
-  executeMultiple<T>(requests: WebApiExecuteRequest[]): Promise<T[] | undefined>;
+  executeMultiple<T>(requests: (WebApiExecuteRequest | WebApiExecuteRequest[])[]): Promise<T[] | undefined>;
 }
diff --git a/src/dataverse-ify/__tests__/integration-tests/odata-retrievemultiple.test.ts b/src/dataverse-ify/__tests__/integration-tests/odata-retrievemultiple.test.ts
index 06b1f15..ea30bbf 100644
--- a/src/dataverse-ify/__tests__/integration-tests/odata-retrievemultiple.test.ts
+++ b/src/dataverse-ify/__tests__/integration-tests/odata-retrievemultiple.test.ts
@@ -28,7 +28,7 @@ describe("retrieveMultiple", () => {
     const client = new XrmContextDataverseClient(Xrm.WebApi);
 
     // Create 12 records
-    const name = `fetch test ${new Date()}`;
+    const name = `fetch test ${new Date().toISOString()}`;
     const testRecord = {
       logicalName: cdsify_integrationtestMetadata.logicalName,
       cdsify_name: name,
diff --git a/src/dataverse-ify/__tests__/unit-tests/field-lookup.test.ts b/src/dataverse-ify/__tests__/unit-tests/field-lookup.test.ts
index bd4e9b4..721dee1 100644
--- a/src/dataverse-ify/__tests__/unit-tests/field-lookup.test.ts
+++ b/src/dataverse-ify/__tests__/unit-tests/field-lookup.test.ts
@@ -47,3 +47,67 @@ test("odataify lookups", async () => {
   };
   expect(JSON.stringify(sdkRecord)).toBe(JSON.stringify(expectedSdk));
 });
+
+test("odataify lookups with undefined", async () => {
+  setMetadataCache({ entities: { account: accountMetadata } });
+  const accountSdk = {
+    logicalName: accountMetadata.logicalName,
+    parentaccountid: undefined,
+  } as Account;
+
+  const accountOdata = await odataify("Create", accountSdk);
+  expect(accountOdata).toBeDefined();
+  const expectedOdata = {
+    "@odata.type": "Microsoft.Dynamics.CRM.account",
+    parentaccountid: null,
+  };
+  expect(accountOdata).toEqual(expectedOdata);
+});
+
+test("odataify lookups with null", async () => {
+  setMetadataCache({ entities: { account: accountMetadata } });
+  const accountSdk = {
+    logicalName: accountMetadata.logicalName,
+    parentaccountid: null,
+  } as Account;
+
+  const accountOdata = await odataify("Create", accountSdk);
+  expect(accountOdata).toBeDefined();
+  const expectedOdata = {
+    "@odata.type": "Microsoft.Dynamics.CRM.account",
+    parentaccountid: null,
+  };
+  expect(accountOdata).toEqual(expectedOdata);
+});
+
+test("odataify lookups with undefined and navigation property", async () => {
+  setMetadataCache({ entities: { account: accountMetadata } });
+  const accountSdk = {
+    logicalName: accountMetadata.logicalName,
+    cdsify_account1: undefined,
+  } as Account;
+
+  const accountOdata = await odataify("Create", accountSdk);
+  expect(accountOdata).toBeDefined();
+  const expectedOdata = {
+    "@odata.type": "Microsoft.Dynamics.CRM.account",
+    cdsify_Account1: null,
+  };
+  expect(accountOdata).toEqual(expectedOdata);
+});
+
+test("odataify lookups with null and navigation property", async () => {
+  setMetadataCache({ entities: { account: accountMetadata } });
+  const accountSdk = {
+    logicalName: accountMetadata.logicalName,
+    cdsify_account1: null,
+  } as Account;
+
+  const accountOdata = await odataify("Create", accountSdk);
+  expect(accountOdata).toBeDefined();
+  const expectedOdata = {
+    "@odata.type": "Microsoft.Dynamics.CRM.account",
+    cdsify_Account1: null,
+  };
+  expect(accountOdata).toEqual(expectedOdata);
+});
diff --git a/src/dataverse-ify/__tests__/unit-tests/field-primitive.test.ts b/src/dataverse-ify/__tests__/unit-tests/field-primitive.test.ts
index c2576f7..3c61eb5 100644
--- a/src/dataverse-ify/__tests__/unit-tests/field-primitive.test.ts
+++ b/src/dataverse-ify/__tests__/unit-tests/field-primitive.test.ts
@@ -52,6 +52,30 @@ test("Empty String, Integer, Double, Money, Date Attributes", async () => {
   expect(JSON.stringify(accountOdata)).toBe(JSON.stringify(expectedOdata));
 });
 
+test("Null String, Integer, Double, Money, Date Attributes", async () => {
+  setMetadataCache({ entities: { account: accountMetadata } });
+  const accountSdk = {
+    logicalName: accountMetadata.logicalName,
+    description: null, // String
+    address1_utcoffset: null, // Integer
+    address1_latitude: null, // Double
+    revenue: null, // Money
+    lastonholdtime: null, // Date
+  } as Account;
+
+  const accountOdata = await odataify("Create", accountSdk);
+  expect(accountOdata).toBeDefined();
+  const expectedOdata = {
+    description: null,
+    address1_utcoffset: null, // Int should be truncated
+    address1_latitude: null,
+    revenue: null,
+    lastonholdtime: null,
+    "@odata.type": "Microsoft.Dynamics.CRM.account",
+  };
+  expect(accountOdata).toEqual(expectedOdata);
+});
+
 test("sdkify Date fields", async () => {
   setMetadataCache({ entities: { account: accountMetadata } });
   const accountOdata = {
diff --git a/src/dataverse-ify/odataify/odataifyFields.ts b/src/dataverse-ify/odataify/odataifyFields.ts
index 3753582..4aa002a 100644
--- a/src/dataverse-ify/odataify/odataifyFields.ts
+++ b/src/dataverse-ify/odataify/odataifyFields.ts
@@ -73,10 +73,10 @@ async function addNullValueToOutput(field: string, metadata: EntityWebApiMetadat
   // if lookup field, use the Schema Name from navigation
   // TODO: I don't think this is strictly necessary
   const navigation = caseInsensitiveSearch(field, metadata.navigation as Dictionary<string[]>);
-  if (navigation) {
-    output[navigation.key] = null;
-    // Do not delete the field since this fails the nullvalues.test.ts integration test
-    // delete output[field];
+  if (navigation && navigation.key !== field) {
+    // only needed if the field is different from navigation key (e.g. cdsify_account1 vs cdsify_Account1)
+    output[navigation.key] = null; // set cdsify_Account1 to null
+    delete output[field]; // remove cdsify_account1
   }
 }
 
diff --git a/src/webapi/node/__tests__/CRUD/response-errors.test.ts b/src/webapi/node/__tests__/CRUD/response-errors.test.ts
index 199df02..624e2ff 100644
--- a/src/webapi/node/__tests__/CRUD/response-errors.test.ts
+++ b/src/webapi/node/__tests__/CRUD/response-errors.test.ts
@@ -30,7 +30,7 @@ describe("XrmWebApiNode", () => {
       await Xrm.WebApi.deleteRecord("account", "f0161204-0f0a-ed11-82e6-0022483d2320");
     } catch (e) {
       expect((e as Error).message).toMatch(
-        /(Id = f0161204-0f0a-ed11-82e6-0022483d2320 Does Not Exist)|(The requested record was not found or you do not have sufficient permissions to view it)/,
+        /(Account With Id = f0161204-0f0a-ed11-82e6-0022483d2320 Does Not Exist)|(The requested record was not found or you do not have sufficient permissions to view it)|Entity 'account' With Id = f0161204-0f0a-ed11-82e6-0022483d2320 Does Not Exist/,
       );
     }
   }, 10000);