diff --git a/R/panelView.R b/R/panelView.R
index ed0f201..9488850 100644
--- a/R/panelView.R
+++ b/R/panelView.R
@@ -2397,7 +2397,7 @@ else if (leave.gap == 1) {
         
         id <- rev(id)
         p <- ggplot(data, aes(x = period, y = units,
-                              fill = res), position = "identity") 
+                              fill = res)) 
         
 
         if (gridOff == FALSE) {
@@ -2420,7 +2420,7 @@ else if (leave.gap == 1) {
         p <- p +
         theme(panel.grid.major = element_blank(),
               panel.grid.minor = element_blank(),
-              panel.border = element_rect(fill=NA,color=border.color, size=0.5, linetype="solid"),
+              panel.border = element_rect(fill=NA,color=border.color, linewidth=0.5, linetype="solid"),
               axis.line = element_blank(),
               axis.ticks = element_blank(),
               axis.title=element_text(size=cex.lab),
@@ -2432,7 +2432,7 @@ else if (leave.gap == 1) {
               plot.background = element_rect(fill = background.color),
               legend.background = element_rect(fill = legend.color),
               legend.position = legend.pos,
-              legend.margin = margin(c(0, 5, 5, 0)),
+              legend.margin = margin(0, 5, 5, 0),
               legend.text = element_text(margin = margin(r = 10, unit = "pt"), size = cex.legend),
               plot.title = element_text(size=cex.main, hjust = 0.5,face="bold",margin = margin(8, 0, 8, 0)))
                       
@@ -2889,4 +2889,4 @@ else if (leave.gap == 1) {
             suppressWarnings(print(p))
         }
     
-}
\ No newline at end of file
+}