正在查看 ggplot 上的 iris 示例并收到下面列出的错误消息，想知道为什么调整 alpha 无法解决。
{$undef DetectMMOperationsAfterUninstall}
{$ifdef DetectMMOperationsAfterUninstall}
{Invalid handlers to catch MM operations after uninstall}
function InvalidFreeMem(APointer: Pointer): {$ifdef fpc}NativeUInt{$else}Integer{$endif}; forward;
function InvalidGetMem(ASize: {$ifdef XE2AndUp}NativeInt{$else}{$ifdef fpc}NativeUInt{$else}Integer{$endif}{$endif}): Pointer; forward;
function InvalidReallocMem({$ifdef fpc}var {$endif}APointer: Pointer; ANewSize: {$ifdef XE2AndUp}NativeInt{$else}{$ifdef fpc}NativeUInt{$else}Integer{$endif}{$endif}): Pointer; forward;
function InvalidAllocMem(ASize: {$ifdef XE2AndUp}NativeInt{$else}{$ifdef fpc}NativeUint{$else}Cardinal{$endif}{$endif}): Pointer; forward;
function InvalidRegisterAndUnRegisterMemoryLeak(APointer: Pointer): Boolean; forward;
{$endif}