老师好：

我先用tree包做了一个决策树，然后用plot函数画这个树，结果报错，请问是什么原因？
plot(bio.tree)Error in gzfile(file, "wb") : cannot open the connectionIn addition: Warning message:In gzfile(file, "wb") : cannot open compressed file 'C:/Users/?????/AppData/Local/Temp/RtmpCKT8PO/rs-graphics-6967eb72-28e7-4d9c-a181-48306931895c/a47ff460-2491-4f8d-a17e-901e75e23e5b.snapshot', probable reason 'Invalid argument'Graphics error: Plot rendering error