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  1. 13th June 2007, 11:15 #1
    joseph
    joseph is offline Intermediate user
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    Default Error : undefined reference to `vtable for MyClass'

    hi guys,

    While compiling at the time of linking , am getting the error : undefined reference to `vtable for ChemHeaderFooterOptions'




    see .pro file
    Qt Code: 
    1. TEMPLATE	= app
    2. LANGUAGE	= C++
    3.  
    4. CONFIG	+= qt warn_on debug
    5.  
    6. unix:LIBS	+= -lXext -lm
    7.  
    8. DEFINES	+= SYNSUP_GUI
    9.  
    10. QT += qt3support
    11.  
    12. INCLUDEPATH	+= . ./common
    13. unix:MOC_DIR     += ../source/linuxmoc
    14. unix:OBJECTS_DIR += ../source/linuxobj
    15. win32:MOC_DIR += ../source/Winmoc
    16. win32:OBJECTS_DIR += ../source/Winobj
    17. unix:UI_HEADERS_DIR = ../source/dlg
    18. win32:UI_HEADERS_DIR = ../source/dlg
    19. unix:UI_SOURCES_DIR = ../source/dlg
    20. win32:UI_SOURCES_DIR = ../source/dlg
    21.  
    22. HEADERS	+= atomgroup.h \
    23. 	atomicnumber.h \
    24. 	canonlist.h \
    25. 	chemcanvas.h \
    26. 	chemedit.h \
    27. 	chemenums.h \
    28. 	chemglobals.h \
    29. 	chemicons.h \
    30. 	chemmap.h \
    31. 	chemobj.h \
    32. 	chemstate.h \
    33. 	chemstructs.h \
    34. 	chemtree.h \
    35. 	chemtreecanvas.h \
    36. 	chemutils.h \
    37. 	common/atomarray.h \
    38. 	common/rownumberarray.h \
    39. 	common/alist.h \
    40. 	common/atom.h \
    41. 	common/atominring.h \
    42. 	common/atompair.h \
    43. 	common/availmol.h \
    44. 	common/basefragment.h \
    45. 	common/basemolecule.h \
    46. 	common/commondec.h \
    47. 	common/fglist.h \
    48. 	common/integerlist.h \
    49. 	common/nbrlist.h \
    50. 	common/ring.h \
    51. 	common/ringpair.h \
    52. 	common/synsupmatrix.h \
    53. 	common/synsupvector.h \
    54. 	common/twoatomsinring.h \
    55. 	common/utils.h \
    56. 	coord.h \
    57. 	ct.h \
    58. 	datom.h \
    59. 	dbond.h \
    60. 	dgroup.h \
    61. 	dlg/AtomPropertiesDlg.h \
    62. 	dlg/BondPropertiesDlg.h \
    63. 	dlg/BondPropertiesDlgData.h \
    64. 	dlg/CmbeditInfo.h \
    65. 	dlg/CanvasPaperDlg.h \
    66. 	dlg/Functionalgrouplimitdlg.h \
    67. 	dlg/HeaderFooterInfoDlg.h \
    68. 	dlg/MySpinBox.h \
    69. 	dlg/PageSetupDlg.h \
    70. 	dlg/ServerPreferences.h \	
    71. 	dlg/SynsupMail.h \
    72. 	dlg/SynsupOptionsDlg.h \
    73. 	dlg/SynsupOptionsDlgData.h \
    74. 	dlg/SynViewerPropertyDlg.h \
    75. 	dlg/ViewPreferences.h \
    76. 	dmolecule.h \
    77. 	dreaction.h \
    78. 	dring.h \
    79. 	droute.h \
    80. 	dsymbol.h \
    81. 	dtext.h \
    82. 	elemchooser.h \
    83. 	fontchooser.h \
    84. 	headerAndFooterFormatter.h \
    85. 	headerFooterOptions.h \
    86. 	mappings.h \
    87. 	molproperty.h \
    88. 	route.h \
    89. 	scrollchemcanvas.h \
    90. 	smtp.h \
    91. 	showToolTip.h \
    92. 	synViewerproperty.h \
    93. 	synsupoptions.h \
    94. 	templatechooser.h \
    95. 	wcpoint.h \
    96. 	zoomer.h
    97.  
    98. SOURCES	+= atomgroup.cpp \
    99. 	chemcanvas.cpp \
    100. 	chemedit.cpp \
    101. 	chemglobals.cpp \
    102. 	chemicons.cpp \
    103. 	chemmap.cpp \
    104. 	chemobj.cpp \
    105. 	chemstate.cpp \
    106. 	chemtree.cpp \
    107. 	chemtreecanvas.cpp \
    108. 	chemutils.cpp \
    109. 	common/rownumberarray.cpp \
    110. 	common/alist.cpp \
    111. 	common/atom.cpp \
    112. 	common/atominring.cpp \
    113. 	common/atompair.cpp \
    114. 	common/basefragment.cpp \
    115. 	common/basemolecule.cpp \
    116. 	common/basestereo.cpp \
    117. 	common/canon.cpp \
    118. 	common/fglist.cpp \
    119. 	common/integerlist.cpp \
    120. 	common/nbrlist.cpp \
    121. 	common/ring.cpp \
    122. 	common/ringpair.cpp \
    123. 	common/rings.cpp \
    124. 	common/twoatomsinring.cpp \
    125. 	common/utils.cpp \
    126. 	coord.cpp \
    127. 	ct.cpp \
    128. 	datom.cpp \
    129. 	dbond.cpp \
    130. 	dgroup.cpp \
    131. 	dlg/AtomPropertiesDlg.cpp \
    132. 	dlg/BondPropertiesDlg.cpp \
    133. 	dlg/BondPropertiesDlgData.cpp \	
    134. 	dlg/CmbeditInfo.cpp \
    135. 	dlg/CanvasPaperDlg.cpp \
    136. 	dlg/Functionalgrouplimitdlg.cpp \
    137. 	dlg/HeaderFooterInfoDlg.cpp \
    138. 	dlg/MySpinBox.cpp\
    139. 	dlg/PageSetupDlg.cpp \
    140. 	dlg/ServerPreferences.cpp \	
    141. 	dlg/SynsupMail.cpp \
    142. 	dlg/SynsupOptionsDlg.cpp \
    143. 	dlg/SynsupOptionsDlgData.cpp \
    144. 	dlg/SynViewerPropertyDlg.cpp \
    145. 	dlg/ViewPreferences.cpp \
    146. 	dmolecule.cpp \
    147. 	dreaction.cpp \
    148. 	dring.cpp \
    149. 	droute.cpp \
    150. 	dsymbol.cpp \
    151. 	dtext.cpp \
    152. 	elemchooser.cpp \
    153. 	fontchooser.cpp \
    154. 	headerAndFooterFormatter.cpp \
    155. 	headerFooterOptions.cpp \
    156. 	main.cpp \
    157. 	mappings.cpp \
    158. 	molproperty.cpp \
    159. 	ncoord.cpp \
    160. 	route.cpp \
    161. 	scrollchemcanvas.cpp \
    162. 	synViewerproperty.cpp \
    163. 	smtp.cpp \
    164. 	ShowToolTip.cpp \
    165. 	synsupoptions.cpp \
    166. 	templatechooser.cpp \
    167. 	zoomer.cpp
    168.  
    169. FORMS += dlg/SynsupMailDlg.ui \
    170. 	dlg/Functionalgrouplimitdlg.ui \
    171. 	dlg/PageSetupDlg.ui \
    172. 	dlg/ServerPreferencesDlg.ui \
    173. 	dlg/AtomPropertiesDlgData.ui \
    174. 	dlg/SynsupOptionsDlgData.ui \
    175. 	dlg/SynViewerPropertyDlg.ui \
    176. 	dlg/HeaderFooterInfoDlg.ui \
    177. 	dlg/ViewPreferencesDlg.ui \
    178. 	dlg/InfoDlg.ui \
    179.  
    180.  
    181.  
    182. win32:TMAKE_CFLAGS	= -TP
    183. win32:TMAKE_CXXFLAGS	= -GX
    184. win32:RC_FILE	= chemedit.rc
    185. CONFIG		+= non_threaded
    186. TARGET		= cmbedit
    187. TRANSLATIONS	= chemedit_en.ts \
    188. 		  chemedit_jp.ts
    189. #The following line was inserted by qt3to4
    190. QT +=
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    See .h file

    Qt Code: 
    1. #ifndef _ChemHeaderFooterOptions_
    2.  
    3. #define _ChemHeaderFooterOptions_
    4.  
    5.  
    6.  
    7. #include <q3hbox.h>
    8.  
    9. #include <q3popupmenu.h>
    10.  
    11. #include <qpushbutton.h>
    12.  
    13. #include <q3mainwindow.h>
    14.  
    15. #include <qstring.h>
    16.  
    17. #include <qtoolbutton.h>
    18.  
    19. #include <q3toolbar.h>
    20.  
    21. #include <qtooltip.h>
    22.  
    23. #include "chemtree.h"
    24.  
    25. #include "headerAndFooterFormatter.h"
    26.  
    27.  
    28. class ChemHeaderFooterOptions:public Q3ToolBar
    29.  
    30. {
    31.  
    32. 	Q_OBJECT
    33.  
    34. public:
    35.         // Constructor 
    36. 	ChemHeaderFooterOptions(ChemTree::SynViewMode	synViewMode,                            Q3MainWindow *parent = 0, char *name = "", 
    37.  
    38. 		ChemCanvas *canvas = 0 );
    39.  
    40.  
    41.  
    42. public slots:
    43. 	void closeFormater();
    44.  
    45. protected slots:
    46.  
    47. private:
    48.  
    49. };
    50. #endif
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    See the .cpp file below
    Qt Code: 
    1. //constructor.  Here is the error [ undefined refernce to vtable ...]  points  ,
    2.  
    3. ChemHeaderFooterOptions::ChemHeaderFooterOptions(ChemTree::SynViewMode	                                     synViewMode, Q3MainWindow *parent, char *name, 	 ChemCanvas *canvas)
    4. :Q3ToolBar(parent, name)
    5.  
    6. {
    7.                // some normal coding 
    8. }
    To copy to clipboard, switch view to plain text mode 

    See the Error : that i have received while linking
    Qt Code: 
    1. /root/Desktop/June12porting_to_Qt4/source/headerFooterOptions.cpp:26: undefined reference to `vtable for ChemHeaderFooterOptions'
    2. ../source/linuxobj/headerFooterOptions.o(.text+0xba):/root/Desktop/June12porting_to_Qt4/source/headerFooterOptions.cpp:26: undefined reference to `vtable for ChemHeaderFooterOptions'
    3. /root/Desktop/June12porting_to_Qt4/source/headerFooterOptions.cpp:26: undefined reference to `vtable for ChemHeaderFooterOptions'
    4. ../source/linuxobj/headerFooterOptions.o(.text+0x18dc):/root/Desktop/June12porting_to_Qt4/source/headerFooterOptions.cpp:26: undefined reference to `vtable for ChemHeaderFooterOptions'
    5. *** Exited with status: 2 ***
    To copy to clipboard, switch view to plain text mode 


    What i did so far :--

    1) . I included the files in .pro files properly
    2). cleared the .obj && moc files.
    3) then rebuild the porject


    After all my attempts i am getting the same error.
    Please help me.
    Thanks
    Last edited by joseph; 13th June 2007 at 11:21.
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