diff --git a/p4RemoveUnversioned.py b/p4RemoveUnversioned.py
index 1d30a2c..8c12050 100644
--- a/p4RemoveUnversioned.py
+++ b/p4RemoveUnversioned.py
@@ -155,7 +155,17 @@ class Worker( threading.Thread ):
 
             self.console.write( "Working on " + directory )
 
-            dir_contents = os.listdir( directory )
+            try:
+                dir_contents = os.listdir( directory )
+            except OSError as ex:
+                self.console.write( "| " + type( ex ).__name__ )
+                # args can be anything, can't guarantee they'll convert to a string
+                #self.console.write( "| " + ' '.join( [ str( arg ) for arg in ex.args ] ) )
+                self.console.write( "| " + repr( ex ) )
+                self.console.write( "|ERROR." )
+                self.console.flush( )
+                self.queue.task_done( )
+                continue
 
             if p4_ignore in dir_contents:
                 file_regexes = []
@@ -184,9 +194,10 @@ class Worker( threading.Thread ):
                 proc = subprocess.Popen( command.split( ), stdout=subprocess.PIPE, stderr=subprocess.PIPE, cwd=directory )
                 (out, err) = proc.communicate()
             except Exception as ex:
-                self.console.write( "| " + type( ex ) )
-                self.console.write( "| " + ex.args )
-                self.console.write( "| " + ex )
+                self.console.write( "| " + type( ex ).__name__ )
+                # args can be anything, can't guarantee they'll convert to a string
+                #self.console.write( "| " + ' '.join( [ str( arg ) for arg in ex.args ] ) )
+                self.console.write( "| " + repr( ex ) )
                 self.console.write( "|ERROR." )
                 self.console.flush( )
                 self.queue.task_done( )
@@ -226,8 +237,13 @@ class Worker( threading.Thread ):
                     continue
 
                 self.console.write( "| " + file + " is unversioned, removing it." )
-                os.chmod( path, stat.S_IWRITE )
-                os.remove( path )
+                try:
+                    os.chmod( path, stat.S_IWRITE )
+                    os.remove( path )
+                except OSError as ex:
+                    self.console.write( "| " + type( ex ).__name__ )
+                    self.console.write( "| " + repr( ex ) )
+                    self.console.write( "|ERROR." )
 
             self.console.write( "|Done." )
             self.console.flush( )
diff --git a/python2.7.exe.stackdump b/python2.7.exe.stackdump
new file mode 100644
index 0000000..2050f78
--- /dev/null
+++ b/python2.7.exe.stackdump
@@ -0,0 +1,16 @@
+Stack trace:
+Frame        Function    Args
+000FD4FC6C0  0018006F733 (FFFFFFFFFFFFFFFF, 006002C2510, 005CCDD1850, 005CCDD1870)
+00000000006  00180070C6A (000FD4FC8A0, 00000000000, 0000000035C, 00000000000)
+000FD4FC8A0  00180118778 (00000000000, 00000000000, 000FD4FCA20, 00600000003)
+00000000041  0018011587E (00180133B2D, 000000002CC, 00000000000, 00000000000)
+00000000000  00180115D4B (001801362C0, 006002C2270, 000775D19A1, 00000000006)
+00000000000  00180115F1C (00000000000, 0008FB10544, 7FEFD6464DA, 006002C2318)
+00000000000  001801161DF (0018013B2FB, 00600000001, 001801CA2C0, 000FD4FD640)
+00000000000  00180144816 (00180135C7F, 006002C2270, 006002C2270, 006002C2270)
+00000000000  001800BFCE3 (0018013460D, 00000000000, 005CCDB7127, 006002C2318)
+00000000000  001801629FC (00000000000, 00000000000, 00000000000, 006002C2270)
+00000000000  00180136AEF (00000000000, 00000000000, 00000000000, 00000000000)
+00000000000  00180136334 (000003A0000, 00000000000, 00000000000, 00000000000)
+00000000000  001800C373B (000003A0000, 00000000000, 00000000000, 00000000000)
+End of stack trace