ReferenceError: Error #1065: The dataGridArray variable is not defined,

ReferenceError: Error #1065: The dataGridArray variable is not defined,

1. Error description

ReferenceError: Error #1065: The variable dataGridArray is not defined. At global/flash. utils: getDefinitionByName () at mx. utils: DescribeTypeCache $/describeType () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ utils \ DescribeTypeCache. as: 106] at mx. utils: ObjectUtil $/getClassInfo () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ utils \ ObjectUtil. as: 932] at mx. controls: DataGrid/generateCols () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ controls \ DataGrid. as: 2753] at mx. controls: DataGrid/collectionChangeHandler () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ controls \ DataGrid. as: 4633] at mx. controls. listClasses: ListBase/set dataProvider () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ controls \ listClasses \ ListBase. as: 2258] at mx. controls: DataGrid/set dataProvider () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ controls \ DataGrid. as: 1640] at mx. core: Container/createComponentFromDescriptor () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ Container. as: 4285] at mx. core: Container/createComponentsFromDescriptors () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ Container. as: 4160] at mx. core: Container/createChildren () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ Container. as: 3187] at mx. core: UIComponent/initialize () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ UIComponent. as: 7250] at mx. core: Container/initialize () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ Container. as: 3129] at mx. core: UIComponent/http://www.adobe.com/2006/flex/mx/internal::childAdded () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ UIComponent. as: 7142] at mx. core: UIComponent/addChildAt () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ UIComponent. as: 6848] at spark. components: Group/addDisplayObjectToDisplayList () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ Group. as: 1825] at spark. components: Group/http://www.adobe.com/2006/flex/mx/internal::elementAdded () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ Group. as: 1416] at spark. components: Group/setMXMLContent () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ Group. as: 512] at spark. components: Group/set mxmlContent () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ Group. as: 452] at spark. components: SkinnableContainer/set mxmlContent () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ SkinnableContainer. as: 604] at spark. components: SkinnableContainer/createDeferredContent () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ SkinnableContainer. as: 986] at spark. components: SkinnableContainer/createContentIfNeeded () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ SkinnableContainer. as: 1014] at spark. components: SkinnableContainer/createChildren () [E: \ dev \ 4.0.0 \ frameworks \ projects \ spark \ src \ spark \ components \ SkinnableContainer. as: 827] at mx. core: UIComponent/initialize () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ core \ UIComponent. as: 7250] at componts: WinDrag/initialize () at mx. managers. systemClasses: ChildManager/childAdded () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ managers \ systemClasses \ ChildManager. as: 189] at mx. managers: SystemManager/http://www.adobe.com/2006/flex/mx/internal::rawChildren_addChildAt () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ managers \ SystemManager. as: 1963] at mx. managers: SystemManager/addChildAt () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ managers \ SystemManager. as: 1595] at mx. managers: SystemManager/addChild () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ managers \ SystemManager. as: 1578] at mx. managers: PopUpManagerImpl/addPopUp () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ managers \ PopUpManagerImpl. as: 345] at mx. managers: PopUpManagerImpl/createPopUp () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ managers \ PopUpManagerImpl. as: 236] at mx. managers: PopUpManager $/createPopUp () [E: \ dev \ 4.0.0 \ frameworks \ projects \ framework \ src \ mx \ managers \ PopUpManager. as: 139] at TitleWindow/clickHandler () [D: \ Adobe Flash Builder 4 Installer \ TitleWindow \ src \ TitleWindow. mxml: 18] at TitleWindow/___ titlewindow_button#click () [D: \ Adobe Flash Builder 4 Installer \ TitleWindow \ src \ TitleWindow. mxml: 30]

2. Error cause

Because dataGridArray is of the ArrayCollection type, dataProvider = "dataGridArray" causes an error when binding data in the table.

3. Solution

Modify dataProvider = "dataGridArray" to dataProvider = "{dataGridArray}". Pay attention to the syntax.