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  1. Warning: component(...): A valid React element (or null) must be returned. You may have returned undefined, an array or some other invalid object.
  2. printWarning @ warning.js:36
  3. warning @ warning.js:60
  4. warnIfInvalidElement @ ReactCompositeComponent.js:51
  5. mountComponent @ ReactCompositeComponent.js:193
  6. mountComponent @ ReactReconciler.js:45
  7. _updateRenderedComponent @ ReactCompositeComponent.js:764
  8. _performComponentUpdate @ ReactCompositeComponent.js:723
  9. updateComponent @ ReactCompositeComponent.js:644
  10. receiveComponent @ ReactCompositeComponent.js:546
  11. receiveComponent @ ReactReconciler.js:124
  12. _updateRenderedComponent @ ReactCompositeComponent.js:753
  13. _performComponentUpdate @ ReactCompositeComponent.js:723
  14. updateComponent @ ReactCompositeComponent.js:644
  15. receiveComponent @ ReactCompositeComponent.js:546
  16. receiveComponent @ ReactReconciler.js:124
  17. _updateRenderedComponent @ ReactCompositeComponent.js:753
  18. _performComponentUpdate @ ReactCompositeComponent.js:723
  19. updateComponent @ ReactCompositeComponent.js:644
  20. receiveComponent @ ReactCompositeComponent.js:546
  21. receiveComponent @ ReactReconciler.js:124
  22. _updateRenderedComponent @ ReactCompositeComponent.js:753
  23. _performComponentUpdate @ ReactCompositeComponent.js:723
  24. updateComponent @ ReactCompositeComponent.js:644
  25. receiveComponent @ ReactCompositeComponent.js:546
  26. receiveComponent @ ReactReconciler.js:124
  27. _updateRenderedComponent @ ReactCompositeComponent.js:753
  28. _performComponentUpdate @ ReactCompositeComponent.js:723
  29. updateComponent @ ReactCompositeComponent.js:644
  30. receiveComponent @ ReactCompositeComponent.js:546
  31. receiveComponent @ ReactReconciler.js:124
  32. _updateRenderedComponent @ ReactCompositeComponent.js:753
  33. _performComponentUpdate @ ReactCompositeComponent.js:723
  34. updateComponent @ ReactCompositeComponent.js:644
  35. receiveComponent @ ReactCompositeComponent.js:546
  36. receiveComponent @ ReactReconciler.js:124
  37. updateChildren @ ReactChildReconciler.js:109
  38. _reconcilerUpdateChildren @ ReactMultiChild.js:206
  39. _updateChildren @ ReactMultiChild.js:310
  40. updateChildren @ ReactMultiChild.js:297
  41. _updateDOMChildren @ ReactDOMComponent.js:942
  42. updateComponent @ ReactDOMComponent.js:760
  43. receiveComponent @ ReactDOMComponent.js:722
  44. receiveComponent @ ReactReconciler.js:124
  45. _updateRenderedComponent @ ReactCompositeComponent.js:753
  46. _performComponentUpdate @ ReactCompositeComponent.js:723
  47. updateComponent @ ReactCompositeComponent.js:644
  48. receiveComponent @ ReactCompositeComponent.js:546
  49. receiveComponent @ ReactReconciler.js:124
  50. updateChildren @ ReactChildReconciler.js:109
  51. _reconcilerUpdateChildren @ ReactMultiChild.js:206
  52. _updateChildren @ ReactMultiChild.js:310
  53. updateChildren @ ReactMultiChild.js:297
  54. _updateDOMChildren @ ReactDOMComponent.js:942
  55. updateComponent @ ReactDOMComponent.js:760
  56. receiveComponent @ ReactDOMComponent.js:722
  57. receiveComponent @ ReactReconciler.js:124
  58. _updateRenderedComponent @ ReactCompositeComponent.js:753
  59. _performComponentUpdate @ ReactCompositeComponent.js:723
  60. updateComponent @ ReactCompositeComponent.js:644
  61. receiveComponent @ ReactCompositeComponent.js:546
  62. receiveComponent @ ReactReconciler.js:124
  63. _updateRenderedComponent @ ReactCompositeComponent.js:753
  64. _performComponentUpdate @ ReactCompositeComponent.js:723
  65. updateComponent @ ReactCompositeComponent.js:644
  66. performUpdateIfNecessary @ ReactCompositeComponent.js:560
  67. performUpdateIfNecessary @ ReactReconciler.js:156
  68. runBatchedUpdates @ ReactUpdates.js:150
  69. perform @ Transaction.js:143
  70. perform @ Transaction.js:143
  71. perform @ ReactUpdates.js:89
  72. flushBatchedUpdates @ ReactUpdates.js:172
  73. closeAll @ Transaction.js:209
  74. perform @ Transaction.js:156
  75. batchedUpdates @ ReactDefaultBatchingStrategy.js:62
  76. batchedUpdates @ ReactUpdates.js:97
  77. dispatchEvent @ ReactEventListener.js:147
  78. invariant.js:44 Uncaught Error: component(...): A valid React element (or null) must be returned. You may have returned undefined, an array or some other invalid object.
  79. at invariant (invariant.js:44)
  80. at ReactCompositeComponentWrapper.mountComponent (ReactCompositeComponent.js:194)
  81. at Object.mountComponent (ReactReconciler.js:45)
  82. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:764)
  83. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  84. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  85. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  86. at Object.receiveComponent (ReactReconciler.js:124)
  87. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  88. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  89. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  90. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  91. at Object.receiveComponent (ReactReconciler.js:124)
  92. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  93. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  94. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  95. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  96. at Object.receiveComponent (ReactReconciler.js:124)
  97. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  98. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  99. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  100. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  101. at Object.receiveComponent (ReactReconciler.js:124)
  102. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  103. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  104. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  105. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  106. at Object.receiveComponent (ReactReconciler.js:124)
  107. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  108. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  109. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  110. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  111. at Object.receiveComponent (ReactReconciler.js:124)
  112. at Object.updateChildren (ReactChildReconciler.js:109)
  113. at ReactDOMComponent._reconcilerUpdateChildren (ReactMultiChild.js:206)
  114. at ReactDOMComponent._updateChildren (ReactMultiChild.js:310)
  115. at ReactDOMComponent.updateChildren (ReactMultiChild.js:297)
  116. at ReactDOMComponent._updateDOMChildren (ReactDOMComponent.js:942)
  117. at ReactDOMComponent.updateComponent (ReactDOMComponent.js:760)
  118. at ReactDOMComponent.receiveComponent (ReactDOMComponent.js:722)
  119. at Object.receiveComponent (ReactReconciler.js:124)
  120. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  121. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  122. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  123. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  124. at Object.receiveComponent (ReactReconciler.js:124)
  125. at Object.updateChildren (ReactChildReconciler.js:109)
  126. at ReactDOMComponent._reconcilerUpdateChildren (ReactMultiChild.js:206)
  127. at ReactDOMComponent._updateChildren (ReactMultiChild.js:310)
  128. at ReactDOMComponent.updateChildren (ReactMultiChild.js:297)
  129. at ReactDOMComponent._updateDOMChildren (ReactDOMComponent.js:942)
  130. at ReactDOMComponent.updateComponent (ReactDOMComponent.js:760)
  131. at ReactDOMComponent.receiveComponent (ReactDOMComponent.js:722)
  132. at Object.receiveComponent (ReactReconciler.js:124)
  133. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  134. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  135. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  136. at ReactCompositeComponentWrapper.receiveComponent (ReactCompositeComponent.js:546)
  137. at Object.receiveComponent (ReactReconciler.js:124)
  138. at ReactCompositeComponentWrapper._updateRenderedComponent (ReactCompositeComponent.js:753)
  139. at ReactCompositeComponentWrapper._performComponentUpdate (ReactCompositeComponent.js:723)
  140. at ReactCompositeComponentWrapper.updateComponent (ReactCompositeComponent.js:644)
  141. at ReactCompositeComponentWrapper.performUpdateIfNecessary (ReactCompositeComponent.js:560)
  142. at Object.performUpdateIfNecessary (ReactReconciler.js:156)
  143. at runBatchedUpdates (ReactUpdates.js:150)
  144. at ReactReconcileTransaction.perform (Transaction.js:143)
  145. at ReactUpdatesFlushTransaction.perform (Transaction.js:143)
  146. at ReactUpdatesFlushTransaction.perform (ReactUpdates.js:89)
  147. at Object.flushBatchedUpdates (ReactUpdates.js:172)
  148. at ReactDefaultBatchingStrategyTransaction.closeAll (Transaction.js:209)
  149. at ReactDefaultBatchingStrategyTransaction.perform (Transaction.js:156)
  150. at Object.batchedUpdates (ReactDefaultBatchingStrategy.js:62)
  151. at Object.batchedUpdates (ReactUpdates.js:97)
  152. at dispatchEvent (ReactEventListener.js:147)
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