lgg_clin <- GDCquery_clinic(project = "TCGA-LGG", type = "Clinical")
lgg_clin <- GDCquery_clinic(project = "TCGA-LGG", type = "Clinical")
clinical <- plyr::rbind.fill(gbm_clin,lgg_clin)
head(clinical)

query <- GDCquery(project = "TCGA-GBM"
                 ,data.category = "Clinical"
                 ,barcode = c("TCGA-08-0516"
                             ,"TCGA-02-0317"
                             )
                 )
GDCdownload(query)
clinical <- GDCprepare_clinic(query, clinical.info = "patient")
head(clinical)

Error in move(i, file.path(path, i)) :
I could not find the file: c9cdbc76-105d-429b-9fce-f000819716f9
clinical <- GDCprepare_clinic(query, clinical.info = "patient")
Error in GDCprepare_clinic(query, clinical.info = "patient") :
I couldn't find all the files from the query.Please check directory parameter right