diff --git a/openmetadata-service/src/main/java/org/openmetadata/service/resources/dqtests/TestCaseResource.java b/openmetadata-service/src/main/java/org/openmetadata/service/resources/dqtests/TestCaseResource.java
index 9006e7f88aa..53f81996794 100644
--- a/openmetadata-service/src/main/java/org/openmetadata/service/resources/dqtests/TestCaseResource.java
+++ b/openmetadata-service/src/main/java/org/openmetadata/service/resources/dqtests/TestCaseResource.java
@@ -22,6 +22,7 @@ import javax.validation.constraints.Min;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.DELETE;
 import javax.ws.rs.DefaultValue;
+import javax.ws.rs.Encoded;
 import javax.ws.rs.GET;
 import javax.ws.rs.PATCH;
 import javax.ws.rs.POST;
@@ -451,7 +452,8 @@ public class TestCaseResource extends EntityResource<TestCase, TestCaseRepositor
   public Response addTestCaseResult(
       @Context UriInfo uriInfo,
       @Context SecurityContext securityContext,
-      @Parameter(description = "fqn of the testCase", schema = @Schema(type = "string")) @PathParam("fqn") String fqn,
+      @Encoded @Parameter(description = "fqn of the testCase", schema = @Schema(type = "string")) @PathParam("fqn")
+          String fqn,
       @Valid TestCaseResult testCaseResult)
       throws IOException {
     authorizer.authorizeAdmin(securityContext, true);
diff --git a/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/AddDataQualityTestV1.tsx b/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/AddDataQualityTestV1.tsx
index ce88261fc22..29b0c25769d 100644
--- a/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/AddDataQualityTestV1.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/AddDataQualityTestV1.tsx
@@ -41,6 +41,7 @@ import {
 } from '../../utils/CommonUtils';
 import { getTestSuitePath } from '../../utils/RouterUtils';
 import { serviceTypeLogo } from '../../utils/ServiceUtils';
+import { getDecodedFqn } from '../../utils/StringsUtils';
 import { showErrorToast } from '../../utils/ToastUtils';
 import SuccessScreen from '../common/success-screen/SuccessScreen';
 import TitleBreadcrumb from '../common/title-breadcrumb/title-breadcrumb.component';
@@ -103,7 +104,7 @@ const AddDataQualityTestV1: React.FC<AddDataQualityTestProps> = ({ table }) => {
     if (isColumnFqn) {
       const colVal = [
         {
-          name: getPartialNameFromTableFQN(entityTypeFQN, [
+          name: getPartialNameFromTableFQN(getDecodedFqn(entityTypeFQN), [
             FqnPart.NestedColumn,
           ]),
           url: getTableTabPath(entityTypeFQN, 'profiler'),
diff --git a/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/components/TestCaseForm.tsx b/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/components/TestCaseForm.tsx
index 1660e9130a7..c4506a346a7 100644
--- a/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/components/TestCaseForm.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/components/AddDataQualityTest/components/TestCaseForm.tsx
@@ -37,7 +37,11 @@ import {
   TestDefinition,
   TestPlatform,
 } from '../../../generated/tests/testDefinition';
-import { getNameFromFQN } from '../../../utils/CommonUtils';
+import {
+  getNameFromFQN,
+  replaceAllSpacialCharWith_,
+} from '../../../utils/CommonUtils';
+import { getDecodedFqn, getEncodedFqn } from '../../../utils/StringsUtils';
 import { generateEntityLink } from '../../../utils/TableUtils';
 import { showErrorToast } from '../../../utils/ToastUtils';
 import RichTextEditor from '../../common/rich-text-editor/RichTextEditor';
@@ -51,6 +55,7 @@ const TestCaseForm: React.FC<TestCaseFormProps> = ({
   table,
 }) => {
   const { entityTypeFQN, dashboardType } = useParams<Record<string, string>>();
+  const decodedEntityFQN = getDecodedFqn(entityTypeFQN);
   const isColumnFqn = dashboardType === ProfilerDashboardType.COLUMN;
   const [form] = Form.useForm();
   const markdownRef = useRef<EditorContentRef>();
@@ -72,7 +77,7 @@ const TestCaseForm: React.FC<TestCaseFormProps> = ({
         testPlatform: TestPlatform.OpenMetadata,
         supportedDataType: isColumnFqn
           ? table.columns.find(
-              (column) => column.fullyQualifiedName === entityTypeFQN
+              (column) => column.fullyQualifiedName === decodedEntityFQN
             )?.dataType
           : undefined,
       });
@@ -87,7 +92,7 @@ const TestCaseForm: React.FC<TestCaseFormProps> = ({
       const { data } = await getListTestCase({
         fields: 'testDefinition',
         limit: API_RES_MAX_SIZE,
-        entityLink: generateEntityLink(entityTypeFQN, isColumnFqn),
+        entityLink: generateEntityLink(decodedEntityFQN, isColumnFqn),
       });
 
       setTestCases(data);
@@ -158,7 +163,10 @@ const TestCaseForm: React.FC<TestCaseFormProps> = ({
 
     return {
       name: value.testName,
-      entityLink: generateEntityLink(entityTypeFQN, isColumnFqn),
+      entityLink: generateEntityLink(
+        getEncodedFqn(decodedEntityFQN, true),
+        isColumnFqn
+      ),
       parameterValues: parameterValues as TestCaseParameterValue[],
       testDefinition: {
         id: value.testTypeId,
@@ -201,13 +209,16 @@ const TestCaseForm: React.FC<TestCaseFormProps> = ({
       );
       setSelectedTestType(value.testTypeId);
       const testCount = testCases.filter((test) =>
-        test.name.includes(`${getNameFromFQN(entityTypeFQN)}_${testType?.name}`)
+        test.name.includes(
+          `${getNameFromFQN(decodedEntityFQN)}_${testType?.name}`
+        )
       );
       // generating dynamic unique name based on entity_testCase_number
+      const name = `${getNameFromFQN(decodedEntityFQN)}_${testType?.name}${
+        testCount.length ? `_${testCount.length}` : ''
+      }`;
       form.setFieldsValue({
-        testName: `${getNameFromFQN(entityTypeFQN)}_${testType?.name}${
-          testCount.length ? `_${testCount.length}` : ''
-        }`,
+        testName: replaceAllSpacialCharWith_(name),
       });
     }
   };
@@ -220,7 +231,9 @@ const TestCaseForm: React.FC<TestCaseFormProps> = ({
       fetchAllTestCases();
     }
     form.setFieldsValue({
-      testName: initialValue?.name ?? getNameFromFQN(entityTypeFQN),
+      testName: replaceAllSpacialCharWith_(
+        initialValue?.name ?? getNameFromFQN(decodedEntityFQN)
+      ),
       testTypeId: initialValue?.testDefinition?.id,
       params: initialValue?.parameterValues?.length
         ? getParamsValue()
@@ -243,6 +256,10 @@ const TestCaseForm: React.FC<TestCaseFormProps> = ({
             required: true,
             message: 'Name is required!',
           },
+          {
+            pattern: /^[A-Za-z0-9_]*$/g,
+            message: 'Spacial character is not allowed!',
+          },
           {
             validator: (_, value) => {
               if (testCases.some((test) => test.name === value)) {
diff --git a/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/ProfilerDashboard.tsx b/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/ProfilerDashboard.tsx
index eef8b07394d..59e8e4ea9c0 100644
--- a/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/ProfilerDashboard.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/ProfilerDashboard.tsx
@@ -49,6 +49,7 @@ import {
   getProfilerDashboardWithFqnPath,
 } from '../../utils/RouterUtils';
 import { serviceTypeLogo } from '../../utils/ServiceUtils';
+import { getDecodedFqn } from '../../utils/StringsUtils';
 import {
   generateEntityLink,
   getTagsWithoutTier,
@@ -88,6 +89,7 @@ const ProfilerDashboard: React.FC<ProfilerDashboardProps> = ({
     dashboardType: ProfilerDashboardType;
     tab: ProfilerDashboardTab;
   }>();
+  const decodedEntityFQN = getDecodedFqn(entityTypeFQN);
   const isColumnView = dashboardType === ProfilerDashboardType.COLUMN;
   const [follower, setFollower] = useState<EntityReference[]>([]);
   const [isFollowing, setIsFollowing] = useState<boolean>(false);
@@ -155,7 +157,7 @@ const ProfilerDashboard: React.FC<ProfilerDashboardProps> = ({
   const breadcrumb = useMemo(() => {
     const serviceName = getEntityName(table.service);
     const fqn = table.fullyQualifiedName || '';
-    const columnName = getPartialNameFromTableFQN(entityTypeFQN, [
+    const columnName = getPartialNameFromTableFQN(decodedEntityFQN, [
       FqnPart.NestedColumn,
     ]);
 
@@ -337,7 +339,7 @@ const ProfilerDashboard: React.FC<ProfilerDashboardProps> = ({
         tablePermissions.ViewBasic ||
         tablePermissions.ViewTests)
     ) {
-      fetchTestCases(generateEntityLink(entityTypeFQN, true));
+      fetchTestCases(generateEntityLink(decodedEntityFQN, true));
     } else if (
       ProfilerDashboardTab.PROFILER === value &&
       (tablePermissions.ViewAll ||
@@ -392,7 +394,7 @@ const ProfilerDashboard: React.FC<ProfilerDashboardProps> = ({
   useEffect(() => {
     if (table) {
       if (isColumnView) {
-        const columnName = getNameFromFQN(entityTypeFQN);
+        const columnName = getNameFromFQN(decodedEntityFQN);
         const selectedColumn = table.columns.find(
           (col) => col.name === columnName
         );
diff --git a/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/DataQualityTab.tsx b/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/DataQualityTab.tsx
index 196efbdda7c..f49b40e0e24 100644
--- a/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/DataQualityTab.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/DataQualityTab.tsx
@@ -26,6 +26,7 @@ import { TestCase, TestCaseResult } from '../../../generated/tests/testCase';
 import { useAuth } from '../../../hooks/authHooks';
 import { getEntityName, getNameFromFQN } from '../../../utils/CommonUtils';
 import { getTestSuitePath } from '../../../utils/RouterUtils';
+import { getDecodedFqn } from '../../../utils/StringsUtils';
 import SVGIcons, { Icons } from '../../../utils/SvgUtils';
 import {
   getEntityFqnFromEntityLink,
@@ -126,15 +127,16 @@ const DataQualityTab: React.FC<DataQualityTabProps> = ({
 
           if (isColumn) {
             const name = getNameFromFQN(
-              getEntityFqnFromEntityLink(entityLink, isColumn)
+              getDecodedFqn(
+                getEntityFqnFromEntityLink(entityLink, isColumn),
+                true
+              )
             );
 
             return name;
           }
 
-          return isColumn
-            ? getNameFromFQN(getEntityFqnFromEntityLink(entityLink, isColumn))
-            : '--';
+          return '--';
         },
       },
       {
diff --git a/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/TestSummary.tsx b/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/TestSummary.tsx
index dbae4141a1e..33d9c556f85 100644
--- a/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/TestSummary.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/components/ProfilerDashboard/component/TestSummary.tsx
@@ -39,6 +39,7 @@ import {
   TestCaseResult,
   TestCaseStatus,
 } from '../../../generated/tests/testCase';
+import { getEncodedFqn } from '../../../utils/StringsUtils';
 import { showErrorToast } from '../../../utils/ToastUtils';
 import ErrorPlaceHolder from '../../common/error-with-placeholder/ErrorPlaceHolder';
 import RichTextEditorPreviewer from '../../common/rich-text-editor/RichTextEditorPreviewer';
@@ -130,7 +131,7 @@ const TestSummary: React.FC<TestSummaryProps> = ({ data }) => {
         .unix();
       const endTs = moment().unix();
       const { data: chartData } = await getListTestCaseResults(
-        data.fullyQualifiedName || '',
+        getEncodedFqn(data.fullyQualifiedName || ''),
         {
           startTs,
           endTs,
diff --git a/openmetadata-ui/src/main/resources/ui/src/components/TableProfiler/Component/ColumnProfileTable.tsx b/openmetadata-ui/src/main/resources/ui/src/components/TableProfiler/Component/ColumnProfileTable.tsx
index 9d52b92134e..1afaea39835 100644
--- a/openmetadata-ui/src/main/resources/ui/src/components/TableProfiler/Component/ColumnProfileTable.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/components/TableProfiler/Component/ColumnProfileTable.tsx
@@ -33,6 +33,7 @@ import {
   getAddDataQualityTableTestPath,
   getProfilerDashboardWithFqnPath,
 } from '../../../utils/RouterUtils';
+import { getEncodedFqn } from '../../../utils/StringsUtils';
 import SVGIcons, { Icons } from '../../../utils/SvgUtils';
 import Ellipses from '../../common/Ellipses/Ellipses';
 import Searchbar from '../../common/searchbar/Searchbar';
@@ -165,7 +166,9 @@ const ColumnProfileTable: FC<ColumnProfileTableProps> = ({
         key: 'dataQualityTest',
         render: (_, record) => {
           const summary =
-            columnTestSummary?.[record.fullyQualifiedName || '']?.results;
+            columnTestSummary?.[
+              getEncodedFqn(record.fullyQualifiedName || '', true)
+            ]?.results;
           const currentResult = summary
             ? Object.entries(summary).map(([key, value]) => ({
                 value,
@@ -246,7 +249,9 @@ const ColumnProfileTable: FC<ColumnProfileTableProps> = ({
       setData(
         columns.map((col) => ({
           ...col,
-          testCount: colResult?.[col.fullyQualifiedName || '']?.count,
+          testCount:
+            colResult?.[getEncodedFqn(col.fullyQualifiedName || '', true)]
+              ?.count,
         }))
       );
       setColumnTestSummary(colResult);
diff --git a/openmetadata-ui/src/main/resources/ui/src/pages/ProfilerDashboardPage/ProfilerDashboardPage.tsx b/openmetadata-ui/src/main/resources/ui/src/pages/ProfilerDashboardPage/ProfilerDashboardPage.tsx
index 951ba6af62b..0232a5bad33 100644
--- a/openmetadata-ui/src/main/resources/ui/src/pages/ProfilerDashboardPage/ProfilerDashboardPage.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/pages/ProfilerDashboardPage/ProfilerDashboardPage.tsx
@@ -43,6 +43,7 @@ import {
   getTableFQNFromColumnFQN,
 } from '../../utils/CommonUtils';
 import { DEFAULT_ENTITY_PERMISSION } from '../../utils/PermissionsUtils';
+import { getDecodedFqn } from '../../utils/StringsUtils';
 import { generateEntityLink } from '../../utils/TableUtils';
 import { showErrorToast } from '../../utils/ToastUtils';
 
@@ -52,6 +53,7 @@ const ProfilerDashboardPage = () => {
     dashboardType: ProfilerDashboardType;
     tab: ProfilerDashboardTab;
   }>();
+  const decodedEntityFQN = getDecodedFqn(entityTypeFQN);
   const isColumnView = dashboardType === ProfilerDashboardType.COLUMN;
   const [table, setTable] = useState<Table>({} as Table);
   const [profilerData, setProfilerData] = useState<ColumnProfile[]>([]);
@@ -117,14 +119,14 @@ const ProfilerDashboardPage = () => {
   };
 
   const handleTestCaseUpdate = () => {
-    fetchTestCases(generateEntityLink(entityTypeFQN, isColumnView));
+    fetchTestCases(generateEntityLink(decodedEntityFQN, isColumnView));
   };
 
   const fetchTableEntity = async () => {
     try {
       const fqn = isColumnView
-        ? getTableFQNFromColumnFQN(entityTypeFQN)
-        : entityTypeFQN;
+        ? getTableFQNFromColumnFQN(decodedEntityFQN)
+        : decodedEntityFQN;
       const field = `tags, usageSummary, owner, followers${
         isColumnView ? ', profile' : ''
       }`;
@@ -159,7 +161,7 @@ const ProfilerDashboardPage = () => {
       tab === ProfilerDashboardTab.DATA_QUALITY &&
       (permission.ViewAll || permission.ViewBasic || permission.ViewTests)
     ) {
-      fetchTestCases(generateEntityLink(entityTypeFQN));
+      fetchTestCases(generateEntityLink(decodedEntityFQN));
     } else if (
       permission.ViewAll ||
       permission.ViewBasic ||
@@ -172,13 +174,13 @@ const ProfilerDashboardPage = () => {
   };
 
   useEffect(() => {
-    if (entityTypeFQN) {
+    if (decodedEntityFQN) {
       fetchTableEntity();
     } else {
       setIsLoading(false);
       setError(true);
     }
-  }, [entityTypeFQN]);
+  }, [decodedEntityFQN]);
 
   useEffect(() => {
     if (!isEmpty(table)) {
@@ -201,7 +203,9 @@ const ProfilerDashboardPage = () => {
       <ErrorPlaceHolder>
         <p className="tw-text-center">
           No data found{' '}
-          {entityTypeFQN ? `for column ${getNameFromFQN(entityTypeFQN)}` : ''}
+          {decodedEntityFQN
+            ? `for column ${getNameFromFQN(decodedEntityFQN)}`
+            : ''}
         </p>
       </ErrorPlaceHolder>
     );
diff --git a/openmetadata-ui/src/main/resources/ui/src/utils/CommonUtils.tsx b/openmetadata-ui/src/main/resources/ui/src/utils/CommonUtils.tsx
index 25e72662781..a3773d63510 100644
--- a/openmetadata-ui/src/main/resources/ui/src/utils/CommonUtils.tsx
+++ b/openmetadata-ui/src/main/resources/ui/src/utils/CommonUtils.tsx
@@ -711,6 +711,10 @@ export const replaceSpaceWith_ = (text: string) => {
   return text.replace(/\s/g, '_');
 };
 
+export const replaceAllSpacialCharWith_ = (text: string) => {
+  return text.replaceAll(/[&/\\#, +()$~%.'":*?<>{}]/g, '_');
+};
+
 export const getFeedCounts = (
   entityType: string,
   entityFQN: string,
diff --git a/openmetadata-ui/src/main/resources/ui/src/utils/StringsUtils.ts b/openmetadata-ui/src/main/resources/ui/src/utils/StringsUtils.ts
index 358cab5c724..cd78bff4348 100644
--- a/openmetadata-ui/src/main/resources/ui/src/utils/StringsUtils.ts
+++ b/openmetadata-ui/src/main/resources/ui/src/utils/StringsUtils.ts
@@ -128,8 +128,29 @@ export const getErrorText = (
  * @param fqn - Value to be encoded
  * @returns - Encoded text string as a valid component of a Uniform Resource Identifier (URI).
  */
-export const getEncodedFqn = (fqn: string) => {
-  return encodeURIComponent(fqn);
+export const getEncodedFqn = (fqn: string, spaceAsPlus = false) => {
+  let uri = encodeURIComponent(fqn);
+
+  if (spaceAsPlus) {
+    uri = uri.replaceAll('%20', '+');
+  }
+
+  return uri;
+};
+
+/**
+ *
+ * @param fqn - Value to be encoded
+ * @returns - Decode text string as a valid component of a Uniform Resource Identifier (URI).
+ */
+export const getDecodedFqn = (fqn: string, plusAsSpace = false) => {
+  let uri = decodeURIComponent(fqn);
+
+  if (plusAsSpace) {
+    uri = uri.replaceAll('+', ' ');
+  }
+
+  return uri;
 };
 
 /**