System.StackOverflowException' 发生在 EntityFramework.dll
System.StackOverflowException' occurred in EntityFramework.dll
我遇到了 entityframework 的问题。查询中不存在递归循环，但我不知道为什么会遇到此异常。可以看到代码。
var checkList = from checklist in db.Checklists
join code in db.Codes on checklist.iCodeID equals code.iCodeID
where code.bDeleted == false && code.bObsolete == false
join codeGroup in db.CodeGroups on code.iGroupID equals codeGroup.iGroupID
where codeGroup.bDeleted == false && codeGroup.bInspection == true
join codeInspectionType in db.CodeInspectionTypeVs on checklist.LongKey.Substring(0, 6) equals DbFunctions.Right("00000" + codeInspectionType.InspectionTypeID, 6)
where checklist.bDeleted == false
orderby checklist.iChecklistID
select new
{
checklist.iChecklistID,
InspectionTypeID = checklist.LongKey.Substring(0, 6).ToString(),
codeInspectionType.bSubInspection,
SortSeq = db.CodesTreeSelectUDF(null, checklist.LongKey, null, null, null).Select(x => x.SortKey).FirstOrDefault(),
codeGroup.iGroupID,
codeGroup.GroupDesc,
checklist.bPromptForQty,
checklist.bShowInTree,
DescCombo = new { codeGroup.DescCombo1, codeGroup.DescCombo2, codeGroup.DescCombo3, codeGroup.DescCombo4, codeGroup.DescCombo5, codeGroup.DescCombo6, codeGroup.DescCombo7, codeGroup.DescCombo8, codeGroup.DescCombo9, codeGroup.DescCombo10, codeGroup.DescCombo11, codeGroup.DescCombo12, codeGroup.DescCombo13, codeGroup.DescCombo14, codeGroup.DescCombo15, codeGroup.DescCombo16, codeGroup.DescCombo17, codeGroup.DescCombo18, codeGroup.DescCombo19, codeGroup.DescCombo20, codeGroup.DescCombo21, codeGroup.DescCombo22, codeGroup.DescCombo23, codeGroup.DescCombo24, codeGroup.DescCombo25, codeGroup.DescCombo26, codeGroup.DescCombo27, codeGroup.DescCombo28, codeGroup.DescCombo29, codeGroup.DescCombo30 },
codeGroup.DescText1,
codeGroup.bTextAbbreviation1,
codeGroup.DescText2,
codeGroup.bTextAbbreviation2,
codeGroup.DescText3,
codeGroup.bTextAbbreviation3,
codeGroup.DescText4,
codeGroup.bTextAbbreviation4,
codeGroup.DescText5,
codeGroup.bTextAbbreviation5,
codeGroup.DescText6,
codeGroup.bTextAbbreviation6,
codeGroup.DescText7,
codeGroup.bTextAbbreviation7,
codeGroup.DescText8,
codeGroup.bTextAbbreviation8,
codeGroup.DescText9,
codeGroup.bTextAbbreviation9,
codeGroup.DescText10,
codeGroup.bTextAbbreviation10,
codeGroup.DescInt1,
codeGroup.DescInt2,
codeGroup.DescInt3,
codeGroup.DescInt4,
codeGroup.DescInt5,
codeGroup.DescInt6,
codeGroup.DescInt7,
codeGroup.DescInt8,
codeGroup.DescInt9,
codeGroup.DescInt10,
codeGroup.DescNum1,
codeGroup.DescNum2,
codeGroup.DescNum3,
codeGroup.DescNum4,
codeGroup.DescNum5,
codeGroup.DescNum6,
codeGroup.DescNum7,
codeGroup.DescNum8,
codeGroup.DescNum9,
codeGroup.DescNum10,
codeGroup.DescBool1,
codeGroup.BoolOnText1,
codeGroup.BoolOffText1,
codeGroup.DescBool2,
codeGroup.BoolOnText2,
codeGroup.BoolOffText2,
codeGroup.DescBool3,
codeGroup.BoolOnText3,
codeGroup.BoolOffText3,
codeGroup.DescBool4,
codeGroup.BoolOnText4,
codeGroup.BoolOffText4,
codeGroup.DescBool5,
codeGroup.BoolOnText5,
codeGroup.BoolOffText5,
codeGroup.DescBool6,
codeGroup.BoolOnText6,
codeGroup.BoolOffText6,
codeGroup.DescBool7,
codeGroup.BoolOnText7,
codeGroup.BoolOffText7,
codeGroup.DescBool8,
codeGroup.BoolOnText8,
codeGroup.BoolOffText8,
codeGroup.DescBool9,
codeGroup.BoolOnText9,
codeGroup.BoolOffText9,
codeGroup.DescBool10,
codeGroup.BoolOnText10,
codeGroup.BoolOffText10,
codeGroup.DescBool11,
codeGroup.BoolOnText11,
codeGroup.BoolOffText11,
codeGroup.DescBool12,
codeGroup.BoolOnText12,
codeGroup.BoolOffText12,
codeGroup.DescBool13,
codeGroup.BoolOnText13,
codeGroup.BoolOffText13,
codeGroup.DescBool14,
codeGroup.BoolOnText14,
codeGroup.BoolOffText14,
codeGroup.DescBool15,
codeGroup.BoolOnText15,
codeGroup.BoolOffText15,
codeGroup.DescBool16,
codeGroup.BoolOnText16,
codeGroup.BoolOffText16,
codeGroup.DescBool17,
codeGroup.BoolOnText17,
codeGroup.BoolOffText17,
codeGroup.DescBool18,
codeGroup.BoolOnText18,
codeGroup.BoolOffText18,
codeGroup.DescBool19,
codeGroup.BoolOnText19,
codeGroup.BoolOffText19,
codeGroup.DescBool20,
codeGroup.BoolOnText20,
codeGroup.BoolOffText20,
codeGroup.DescBool21,
codeGroup.BoolOnText21,
codeGroup.BoolOffText21,
codeGroup.DescBool22,
codeGroup.BoolOnText22,
codeGroup.BoolOffText22,
codeGroup.DescBool23,
codeGroup.BoolOnText23,
codeGroup.BoolOffText23,
codeGroup.DescBool24,
codeGroup.BoolOnText24,
codeGroup.BoolOffText24,
codeGroup.DescBool25,
codeGroup.BoolOnText25,
codeGroup.BoolOffText25,
codeGroup.DescBool26,
codeGroup.BoolOnText26,
codeGroup.BoolOffText26,
codeGroup.DescBool27,
codeGroup.BoolOnText27,
codeGroup.BoolOffText27,
codeGroup.DescBool28,
codeGroup.BoolOnText28,
codeGroup.BoolOffText28,
codeGroup.DescBool29,
codeGroup.BoolOnText29,
codeGroup.BoolOffText29,
codeGroup.DescBool30,
codeGroup.BoolOnText30,
codeGroup.BoolOffText30,
DescMoney = new { codeGroup.DescMoney1, codeGroup.DescMoney2, codeGroup.DescMoney3, codeGroup.DescMoney4, codeGroup.DescMoney5, codeGroup.DescMoney6, codeGroup.DescMoney7, codeGroup.DescMoney8, codeGroup.DescMoney9, codeGroup.DescMoney10 },
DescDate = new { codeGroup.DescDate1, codeGroup.DescDate2, codeGroup.DescDate3, codeGroup.DescDate4, codeGroup.DescDate5, codeGroup.DescDate6, codeGroup.DescDate7, codeGroup.DescDate8, codeGroup.DescDate9, codeGroup.DescDate10 },
DescMemo = new { codeGroup.DescMemo1, codeGroup.DescMemo2, codeGroup.DescMemo3, codeGroup.DescMemo4, codeGroup.DescMemo5, codeGroup.DescMemo6, codeGroup.DescMemo7, codeGroup.DescMemo8, codeGroup.DescMemo9, codeGroup.DescMemo10 },
codeGroup.Bookmark,
codeGroup.bProtected,
codeGroup.bMultiPicklist,
codeGroup.Notes,
code.iCodeID,
LongKey = db.CodesTreeSelectUDF(null, checklist.LongKey, null, null, null).Select(x => x.LongKey).FirstOrDefault(),
code.CodeSortCode,
code.Description,
code.bDefault,
CodeCombo = new
{
code.CodeCombo1,
code.CodeCombo2,
code.CodeCombo3,
code.CodeCombo4,
code.CodeCombo5,
code.CodeCombo6,
code.CodeCombo7,
code.CodeCombo8,
code.CodeCombo9,
code.CodeCombo10,
code.CodeCombo11,
code.CodeCombo12,
code.CodeCombo13,
code.CodeCombo14,
code.CodeCombo15,
code.CodeCombo16,
code.CodeCombo17,
code.CodeCombo18,
code.CodeCombo19,
code.CodeCombo20,
code.CodeCombo21,
code.CodeCombo22,
code.CodeCombo23,
code.CodeCombo24,
code.CodeCombo25,
code.CodeCombo26,
code.CodeCombo27,
code.CodeCombo28,
code.CodeCombo29,
code.CodeCombo30
},
code.CodeText1,
code.CodeTextAbbreviation1,
code.CodeText2,
code.CodeTextAbbreviation2,
code.CodeText3,
code.CodeTextAbbreviation3,
code.CodeText4,
code.CodeTextAbbreviation4,
code.CodeText5,
code.CodeTextAbbreviation5,
code.CodeText6,
code.CodeTextAbbreviation6,
code.CodeText7,
code.CodeTextAbbreviation7,
code.CodeText8,
code.CodeTextAbbreviation8,
code.CodeText9,
code.CodeTextAbbreviation9,
code.CodeText10,
code.CodeTextAbbreviation10,
CodeInt = new { code.CodeInt1, code.CodeInt2, code.CodeInt3, code.CodeInt4, code.CodeInt5, code.CodeInt6, code.CodeInt7, code.CodeInt8, code.CodeInt9, code.CodeInt10 },
CodeNum = new { code.CodeNum1, code.CodeNum2, code.CodeNum3, code.CodeNum4, code.CodeNum5, code.CodeNum6, code.CodeNum7, code.CodeNum8, code.CodeNum9, code.CodeNum10 },
CodeBool = new
{
code.CodeBool1,
code.CodeBool2,
code.CodeBool3,
code.CodeBool4,
code.CodeBool5,
code.CodeBool6,
code.CodeBool7,
code.CodeBool8,
code.CodeBool9,
code.CodeBool10,
code.CodeBool11,
code.CodeBool12,
code.CodeBool13,
code.CodeBool14,
code.CodeBool15,
code.CodeBool16,
code.CodeBool17,
code.CodeBool18,
code.CodeBool19,
code.CodeBool20,
code.CodeBool21,
code.CodeBool22,
code.CodeBool23,
code.CodeBool24,
code.CodeBool25,
code.CodeBool26,
code.CodeBool27,
code.CodeBool28,
code.CodeBool29,
code.CodeBool30
},
CodeMoney = new { code.CodeMoney1, code.CodeMoney2, code.CodeMoney3, code.CodeMoney4, code.CodeMoney5, code.CodeMoney6, code.CodeMoney7, code.CodeMoney8, code.CodeMoney9, code.CodeMoney10 },
CodeDate = new { code.CodeDate1, code.CodeDate2, code.CodeDate3, code.CodeDate4, code.CodeDate5, code.CodeDate6, code.CodeDate7, code.CodeDate8, code.CodeDate9, code.CodeDate10 },
CodeMemo = new { code.CodeMemo1, code.CodeMemo2, code.CodeMemo3, code.CodeMemo4, code.CodeMemo5, code.CodeMemo6, code.CodeMemo7, code.CodeMemo8, code.CodeMemo9, code.CodeMemo10 },
code.CodeURL,
code.SessionVariable,
code.bMandatory,
code.PopUp,
code.bDrillDown,
code.Icon
};
当我通过邮递员测试它时，它抛出以下异常：
An unhandled exception of type 'System.WhosebugException' occurred in EntityFramework.dll
我已经搜索过了，但是当我跳过 select 值时，我的情况有所不同，我的查询正常工作。我不知道为什么。但不跳过它会抛出异常。
请帮忙..
经过一番努力，我自己找到了答案。
db.ConvertLongKeyUDF (LongKey) replace with
db.ConvertLongKeyUDF (LongKey) As ConvertedtLongKey
CodeGroup.Notes replace with
CodeGroup.Notes As codeGroupNotes
CodeGroup.bProtected replace with
CodeGroup.bProtected As codeGroup_bProtected
code.Notes replace with
codes.Notes As codeNotes
code.bProtected replace with
codes.bProtected As code_bProtected
因为这些行生成了产生错误的相同名称字段！
我遇到了 entityframework 的问题。查询中不存在递归循环，但我不知道为什么会遇到此异常。可以看到代码。
var checkList = from checklist in db.Checklists
join code in db.Codes on checklist.iCodeID equals code.iCodeID
where code.bDeleted == false && code.bObsolete == false
join codeGroup in db.CodeGroups on code.iGroupID equals codeGroup.iGroupID
where codeGroup.bDeleted == false && codeGroup.bInspection == true
join codeInspectionType in db.CodeInspectionTypeVs on checklist.LongKey.Substring(0, 6) equals DbFunctions.Right("00000" + codeInspectionType.InspectionTypeID, 6)
where checklist.bDeleted == false
orderby checklist.iChecklistID
select new
{
checklist.iChecklistID,
InspectionTypeID = checklist.LongKey.Substring(0, 6).ToString(),
codeInspectionType.bSubInspection,
SortSeq = db.CodesTreeSelectUDF(null, checklist.LongKey, null, null, null).Select(x => x.SortKey).FirstOrDefault(),
codeGroup.iGroupID,
codeGroup.GroupDesc,
checklist.bPromptForQty,
checklist.bShowInTree,
DescCombo = new { codeGroup.DescCombo1, codeGroup.DescCombo2, codeGroup.DescCombo3, codeGroup.DescCombo4, codeGroup.DescCombo5, codeGroup.DescCombo6, codeGroup.DescCombo7, codeGroup.DescCombo8, codeGroup.DescCombo9, codeGroup.DescCombo10, codeGroup.DescCombo11, codeGroup.DescCombo12, codeGroup.DescCombo13, codeGroup.DescCombo14, codeGroup.DescCombo15, codeGroup.DescCombo16, codeGroup.DescCombo17, codeGroup.DescCombo18, codeGroup.DescCombo19, codeGroup.DescCombo20, codeGroup.DescCombo21, codeGroup.DescCombo22, codeGroup.DescCombo23, codeGroup.DescCombo24, codeGroup.DescCombo25, codeGroup.DescCombo26, codeGroup.DescCombo27, codeGroup.DescCombo28, codeGroup.DescCombo29, codeGroup.DescCombo30 },
codeGroup.DescText1,
codeGroup.bTextAbbreviation1,
codeGroup.DescText2,
codeGroup.bTextAbbreviation2,
codeGroup.DescText3,
codeGroup.bTextAbbreviation3,
codeGroup.DescText4,
codeGroup.bTextAbbreviation4,
codeGroup.DescText5,
codeGroup.bTextAbbreviation5,
codeGroup.DescText6,
codeGroup.bTextAbbreviation6,
codeGroup.DescText7,
codeGroup.bTextAbbreviation7,
codeGroup.DescText8,
codeGroup.bTextAbbreviation8,
codeGroup.DescText9,
codeGroup.bTextAbbreviation9,
codeGroup.DescText10,
codeGroup.bTextAbbreviation10,
codeGroup.DescInt1,
codeGroup.DescInt2,
codeGroup.DescInt3,
codeGroup.DescInt4,
codeGroup.DescInt5,
codeGroup.DescInt6,
codeGroup.DescInt7,
codeGroup.DescInt8,
codeGroup.DescInt9,
codeGroup.DescInt10,
codeGroup.DescNum1,
codeGroup.DescNum2,
codeGroup.DescNum3,
codeGroup.DescNum4,
codeGroup.DescNum5,
codeGroup.DescNum6,
codeGroup.DescNum7,
codeGroup.DescNum8,
codeGroup.DescNum9,
codeGroup.DescNum10,
codeGroup.DescBool1,
codeGroup.BoolOnText1,
codeGroup.BoolOffText1,
codeGroup.DescBool2,
codeGroup.BoolOnText2,
codeGroup.BoolOffText2,
codeGroup.DescBool3,
codeGroup.BoolOnText3,
codeGroup.BoolOffText3,
codeGroup.DescBool4,
codeGroup.BoolOnText4,
codeGroup.BoolOffText4,
codeGroup.DescBool5,
codeGroup.BoolOnText5,
codeGroup.BoolOffText5,
codeGroup.DescBool6,
codeGroup.BoolOnText6,
codeGroup.BoolOffText6,
codeGroup.DescBool7,
codeGroup.BoolOnText7,
codeGroup.BoolOffText7,
codeGroup.DescBool8,
codeGroup.BoolOnText8,
codeGroup.BoolOffText8,
codeGroup.DescBool9,
codeGroup.BoolOnText9,
codeGroup.BoolOffText9,
codeGroup.DescBool10,
codeGroup.BoolOnText10,
codeGroup.BoolOffText10,
codeGroup.DescBool11,
codeGroup.BoolOnText11,
codeGroup.BoolOffText11,
codeGroup.DescBool12,
codeGroup.BoolOnText12,
codeGroup.BoolOffText12,
codeGroup.DescBool13,
codeGroup.BoolOnText13,
codeGroup.BoolOffText13,
codeGroup.DescBool14,
codeGroup.BoolOnText14,
codeGroup.BoolOffText14,
codeGroup.DescBool15,
codeGroup.BoolOnText15,
codeGroup.BoolOffText15,
codeGroup.DescBool16,
codeGroup.BoolOnText16,
codeGroup.BoolOffText16,
codeGroup.DescBool17,
codeGroup.BoolOnText17,
codeGroup.BoolOffText17,
codeGroup.DescBool18,
codeGroup.BoolOnText18,
codeGroup.BoolOffText18,
codeGroup.DescBool19,
codeGroup.BoolOnText19,
codeGroup.BoolOffText19,
codeGroup.DescBool20,
codeGroup.BoolOnText20,
codeGroup.BoolOffText20,
codeGroup.DescBool21,
codeGroup.BoolOnText21,
codeGroup.BoolOffText21,
codeGroup.DescBool22,
codeGroup.BoolOnText22,
codeGroup.BoolOffText22,
codeGroup.DescBool23,
codeGroup.BoolOnText23,
codeGroup.BoolOffText23,
codeGroup.DescBool24,
codeGroup.BoolOnText24,
codeGroup.BoolOffText24,
codeGroup.DescBool25,
codeGroup.BoolOnText25,
codeGroup.BoolOffText25,
codeGroup.DescBool26,
codeGroup.BoolOnText26,
codeGroup.BoolOffText26,
codeGroup.DescBool27,
codeGroup.BoolOnText27,
codeGroup.BoolOffText27,
codeGroup.DescBool28,
codeGroup.BoolOnText28,
codeGroup.BoolOffText28,
codeGroup.DescBool29,
codeGroup.BoolOnText29,
codeGroup.BoolOffText29,
codeGroup.DescBool30,
codeGroup.BoolOnText30,
codeGroup.BoolOffText30,
DescMoney = new { codeGroup.DescMoney1, codeGroup.DescMoney2, codeGroup.DescMoney3, codeGroup.DescMoney4, codeGroup.DescMoney5, codeGroup.DescMoney6, codeGroup.DescMoney7, codeGroup.DescMoney8, codeGroup.DescMoney9, codeGroup.DescMoney10 },
DescDate = new { codeGroup.DescDate1, codeGroup.DescDate2, codeGroup.DescDate3, codeGroup.DescDate4, codeGroup.DescDate5, codeGroup.DescDate6, codeGroup.DescDate7, codeGroup.DescDate8, codeGroup.DescDate9, codeGroup.DescDate10 },
DescMemo = new { codeGroup.DescMemo1, codeGroup.DescMemo2, codeGroup.DescMemo3, codeGroup.DescMemo4, codeGroup.DescMemo5, codeGroup.DescMemo6, codeGroup.DescMemo7, codeGroup.DescMemo8, codeGroup.DescMemo9, codeGroup.DescMemo10 },
codeGroup.Bookmark,
codeGroup.bProtected,
codeGroup.bMultiPicklist,
codeGroup.Notes,
code.iCodeID,
LongKey = db.CodesTreeSelectUDF(null, checklist.LongKey, null, null, null).Select(x => x.LongKey).FirstOrDefault(),
code.CodeSortCode,
code.Description,
code.bDefault,
CodeCombo = new
{
code.CodeCombo1,
code.CodeCombo2,
code.CodeCombo3,
code.CodeCombo4,
code.CodeCombo5,
code.CodeCombo6,
code.CodeCombo7,
code.CodeCombo8,
code.CodeCombo9,
code.CodeCombo10,
code.CodeCombo11,
code.CodeCombo12,
code.CodeCombo13,
code.CodeCombo14,
code.CodeCombo15,
code.CodeCombo16,
code.CodeCombo17,
code.CodeCombo18,
code.CodeCombo19,
code.CodeCombo20,
code.CodeCombo21,
code.CodeCombo22,
code.CodeCombo23,
code.CodeCombo24,
code.CodeCombo25,
code.CodeCombo26,
code.CodeCombo27,
code.CodeCombo28,
code.CodeCombo29,
code.CodeCombo30
},
code.CodeText1,
code.CodeTextAbbreviation1,
code.CodeText2,
code.CodeTextAbbreviation2,
code.CodeText3,
code.CodeTextAbbreviation3,
code.CodeText4,
code.CodeTextAbbreviation4,
code.CodeText5,
code.CodeTextAbbreviation5,
code.CodeText6,
code.CodeTextAbbreviation6,
code.CodeText7,
code.CodeTextAbbreviation7,
code.CodeText8,
code.CodeTextAbbreviation8,
code.CodeText9,
code.CodeTextAbbreviation9,
code.CodeText10,
code.CodeTextAbbreviation10,
CodeInt = new { code.CodeInt1, code.CodeInt2, code.CodeInt3, code.CodeInt4, code.CodeInt5, code.CodeInt6, code.CodeInt7, code.CodeInt8, code.CodeInt9, code.CodeInt10 },
CodeNum = new { code.CodeNum1, code.CodeNum2, code.CodeNum3, code.CodeNum4, code.CodeNum5, code.CodeNum6, code.CodeNum7, code.CodeNum8, code.CodeNum9, code.CodeNum10 },
CodeBool = new
{
code.CodeBool1,
code.CodeBool2,
code.CodeBool3,
code.CodeBool4,
code.CodeBool5,
code.CodeBool6,
code.CodeBool7,
code.CodeBool8,
code.CodeBool9,
code.CodeBool10,
code.CodeBool11,
code.CodeBool12,
code.CodeBool13,
code.CodeBool14,
code.CodeBool15,
code.CodeBool16,
code.CodeBool17,
code.CodeBool18,
code.CodeBool19,
code.CodeBool20,
code.CodeBool21,
code.CodeBool22,
code.CodeBool23,
code.CodeBool24,
code.CodeBool25,
code.CodeBool26,
code.CodeBool27,
code.CodeBool28,
code.CodeBool29,
code.CodeBool30
},
CodeMoney = new { code.CodeMoney1, code.CodeMoney2, code.CodeMoney3, code.CodeMoney4, code.CodeMoney5, code.CodeMoney6, code.CodeMoney7, code.CodeMoney8, code.CodeMoney9, code.CodeMoney10 },
CodeDate = new { code.CodeDate1, code.CodeDate2, code.CodeDate3, code.CodeDate4, code.CodeDate5, code.CodeDate6, code.CodeDate7, code.CodeDate8, code.CodeDate9, code.CodeDate10 },
CodeMemo = new { code.CodeMemo1, code.CodeMemo2, code.CodeMemo3, code.CodeMemo4, code.CodeMemo5, code.CodeMemo6, code.CodeMemo7, code.CodeMemo8, code.CodeMemo9, code.CodeMemo10 },
code.CodeURL,
code.SessionVariable,
code.bMandatory,
code.PopUp,
code.bDrillDown,
code.Icon
};
当我通过邮递员测试它时，它抛出以下异常：
An unhandled exception of type 'System.WhosebugException' occurred in EntityFramework.dll
我已经搜索过了，但是当我跳过 select 值时，我的情况有所不同，我的查询正常工作。我不知道为什么。但不跳过它会抛出异常。
请帮忙..
经过一番努力，我自己找到了答案。
db.ConvertLongKeyUDF (LongKey) replace with
db.ConvertLongKeyUDF (LongKey) As ConvertedtLongKey
CodeGroup.Notes replace with
CodeGroup.Notes As codeGroupNotes
CodeGroup.bProtected replace with
CodeGroup.bProtected As codeGroup_bProtected
code.Notes replace with
codes.Notes As codeNotes
code.bProtected replace with
codes.bProtected As code_bProtected
因为这些行生成了产生错误的相同名称字段！