HarmonyOS UIAbility启动失败

private context?: common.UIAbilityContext 
build() { 
  Button('Button') 
    .onClick(() => { 
      if(this.context){ 
        this.context.startAbility({ 
          bundleName: BUNDLE_NAME, 
          abilityName: ABILITY_NAME 
        }).then(() => { 
          Logger.info(TAG, 'start ability success') 
        }).catch((error: BusinessError) => { 
          Logger.error(TAG, 'start ability failed, error: ' + JSON.stringify(error)) 
        }) 
      } 
    }) 
}