[AAE-38312] fix start process error translation string (#11239)

Author: dthornton-hyl

lib/process-services-cloud/src/lib/process/start-process/components/start-process-cloud.component.spec.ts

@@ -914,6 +914,26 @@ describe('StartProcessCloudComponent', () => {
             expect(errorEl.innerText.trim()).toBe('Process start failed');
         });
 
+        it('should use fallback error message when no specific error message is provided', async () => {
+            getDefinitionsSpy.and.returnValue(of(fakeProcessDefinitions));
+            const change = new SimpleChange('myApp', 'myApp1', true);
+            component.ngOnChanges({ appName: change });
+            const errorWithoutMessage = {
+                response: {
+                    body: {}
+                }
+            };
+            startProcessSpy = startProcessSpy.and.returnValue(throwError(errorWithoutMessage));
+            component.startProcess();
+
+            fixture.detectChanges();
+            await fixture.whenStable();
+
+            expect(component.errorMessageId).toBe('ADF_CLOUD_PROCESS_LIST.ADF_CLOUD_START_PROCESS.ERROR.START');
+            const errorEl = fixture.nativeElement.querySelector('#error-message');
+            expect(errorEl.innerText.trim()).toBe('ADF_CLOUD_PROCESS_LIST.ADF_CLOUD_START_PROCESS.ERROR.START');
+        });
+
         it('should emit start event when start select a process and add a name', (done) => {
             const disposableStart = component.success.subscribe(() => {
                 disposableStart.unsubscribe();

lib/process-services-cloud/src/lib/process/start-process/components/start-process-cloud.component.ts

@@ -476,7 +476,7 @@ export class StartProcessCloudComponent implements OnChanges, OnInit {
                 this.isProcessStarting = false;
             },
             error: (err) => {
-                this.errorMessageId = err?.response?.body?.message || 'ADF_CLOUD_PROCESS_LIST.ADF_CLOUD_START_PROCESS.ERROR.START_PROCESS';
+                this.errorMessageId = err?.response?.body?.message || 'ADF_CLOUD_PROCESS_LIST.ADF_CLOUD_START_PROCESS.ERROR.START';
                 this.error.emit(err);
                 this.isProcessStarting = false;
             }