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Added note about multiple Reacts, since this error commonly implies that. #4470

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Merged
jimfb merged 1 commit into from
Aug 11, 2015
Merged

Added note about multiple Reacts, since this error commonly implies that. #4470

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18 changes: 8 additions & 10 deletions src/renderers/shared/reconciler/ReactOwner.js
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Original file line number Diff line number Diff line change
Expand Up @@ -70,11 +70,10 @@ var ReactOwner = {
addComponentAsRefTo: function(component, ref, owner) {
invariant(
ReactOwner.isValidOwner(owner),
'addComponentAsRefTo(...): Only a ReactOwner can have refs. This ' +
'usually means that you\'re trying to add a ref to a component that ' +
'doesn\'t have an owner (that is, was not created inside of another ' +
'component\'s `render` method). Try rendering this component inside of ' +
'a new top-level component which will hold the ref.'
'addComponentAsRefTo(...): Only a ReactOwner can have refs. You might ' +
'be adding a ref to a component that was not created inside a component\'s ' +
'`render` method, or you have multiple copies of React loaded ' +
'(details: https://fb.me/react-refs-must-have-owner).'
);
owner.attachRef(ref, component);
},
Expand All @@ -91,11 +90,10 @@ var ReactOwner = {
removeComponentAsRefFrom: function(component, ref, owner) {
invariant(
ReactOwner.isValidOwner(owner),
'removeComponentAsRefFrom(...): Only a ReactOwner can have refs. This ' +
'usually means that you\'re trying to remove a ref from a component that ' +
'doesn\'t have an owner (that is, was not created inside of another ' +
'component\'s `render` method). Try rendering this component inside of ' +
'a new top-level component which will hold the ref.'
'removeComponentAsRefFrom(...): Only a ReactOwner can have refs. You might ' +
'be removing a ref to a component that was not created inside a component\'s ' +
'`render` method, or you have multiple copies of React loaded ' +
'(details: https://fb.me/react-refs-must-have-owner).'
);
// Check that `component` is still the current ref because we do not want to
// detach the ref if another component stole it.
Expand Down