Skip drives which do not have free space (possible CD or card reader bits without...

diff --git a/Cura/util/removableStorage.py b/Cura/util/removableStorage.py
index 42df48e10c041815baae138df1aeb3016b2669a0..0562b74d402f50a984ff0cfc57714bfd135b0f4a 100644 (file)
--- a/Cura/util/removableStorage.py
+++ b/Cura/util/removableStorage.py
@@ -60,6 +60,11 @@ def getPossibleSDcardDrives():
                                if volumeName == '':
                                        volumeName = 'NO NAME'
 
+                               freeBytes = ctypes.c_longlong(0)
+                               if windll.kernel32.GetDiskFreeSpaceExA(letter + ':/', ctypes.byref(freeBytes), None, None) == 0:
+                                       continue
+                               if freeBytes.value < 1:
+                                       continue
                                drives.append(('%s (%s:)' % (volumeName, letter), letter + ':/', volumeName))
                        bitmask >>= 1
        elif platform.system() == "Darwin":