diff --git a/src/mol-plugin-ui/controls/parameters.tsx b/src/mol-plugin-ui/controls/parameters.tsx index bb145adaa95e304a0faf19bb747bcf07a7f2b8ff..4501a36c2b614a43d0d9ed194546c92a72947c51 100644 --- a/src/mol-plugin-ui/controls/parameters.tsx +++ b/src/mol-plugin-ui/controls/parameters.tsx @@ -55,7 +55,7 @@ export class ParameterControls<P extends PD.Params> extends React.PureComponent< if (!ctrls) return null; if (category) { - return [<ExpandGroup header={category}>{ctrls}</ExpandGroup>]; + return [<ExpandGroup key={category} header={category}>{ctrls}</ExpandGroup>]; } return ctrls; }