diff --git a/DiscImageChef.Core/Devices/Dumping/ATA.cs b/DiscImageChef.Core/Devices/Dumping/ATA.cs
index e685738b..2a391b4c 100644
--- a/DiscImageChef.Core/Devices/Dumping/ATA.cs
+++ b/DiscImageChef.Core/Devices/Dumping/ATA.cs
@@ -272,6 +272,8 @@ namespace DiscImageChef.Core.Devices.Dumping
                             }
                             else
                             {
+                                if(i + skip > blocks) skip = (uint)(blocks - i);
+                        
                                 for(ulong b = i; b < i + skip; b++) resume.BadBlocks.Add(b);
 
                                 mhddLog.Write(i, duration < 500 ? 65535 : duration);
diff --git a/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs b/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs
index 35486f5f..441bce7f 100644
--- a/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs
+++ b/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs
@@ -731,6 +731,8 @@ namespace DiscImageChef.Core.Devices.Dumping
                         // TODO: Reset device after X errors
                         if(stopOnError) return; // TODO: Return more cleanly
 
+                        if(i + skip > blocks) skip = (uint)(blocks - i);
+                        
                         // Write empty data
                         DateTime writeStart = DateTime.Now;
                         if(supportedSubchannel != MmcSubchannel.None)
diff --git a/DiscImageChef.Core/Devices/Dumping/SBC.cs b/DiscImageChef.Core/Devices/Dumping/SBC.cs
index c136f37a..70eb218e 100644
--- a/DiscImageChef.Core/Devices/Dumping/SBC.cs
+++ b/DiscImageChef.Core/Devices/Dumping/SBC.cs
@@ -385,6 +385,8 @@ namespace DiscImageChef.Core.Devices.Dumping
                     // TODO: Reset device after X errors
                     if(stopOnError) return; // TODO: Return more cleanly
 
+                    if(i + skip > blocks) skip = (uint)(blocks - i);
+                        
                     // Write empty data
                     DateTime writeStart = DateTime.Now;
                     outputPlugin.WriteSectors(new byte[blockSize * skip], i, skip);
diff --git a/DiscImageChef.Core/Devices/Dumping/SecureDigital.cs b/DiscImageChef.Core/Devices/Dumping/SecureDigital.cs
index 359a1743..baa716ed 100644
--- a/DiscImageChef.Core/Devices/Dumping/SecureDigital.cs
+++ b/DiscImageChef.Core/Devices/Dumping/SecureDigital.cs
@@ -317,6 +317,8 @@ namespace DiscImageChef.Core.Devices.Dumping
                 }
                 else
                 {
+                    if(i + skip > blocks) skip = (uint)(blocks - i);
+                        
                     for(ulong b = i; b < i + skip; b++) resume.BadBlocks.Add(b);
 
                     mhddLog.Write(i, duration < 500 ? 65535 : duration);
diff --git a/DiscImageChef.Core/Devices/Dumping/XGD.cs b/DiscImageChef.Core/Devices/Dumping/XGD.cs
index e665dd66..b207baba 100644
--- a/DiscImageChef.Core/Devices/Dumping/XGD.cs
+++ b/DiscImageChef.Core/Devices/Dumping/XGD.cs
@@ -437,6 +437,8 @@ namespace DiscImageChef.Core.Devices.Dumping
                         // TODO: Reset device after X errors
                         if(stopOnError) return; // TODO: Return more cleanly
 
+                        if(i + skip > blocks) skip = (uint)(blocks - i);
+                        
                         // Write empty data
                         DateTime writeStart = DateTime.Now;
                         outputPlugin.WriteSectors(new byte[BLOCK_SIZE * skip], i, skip);