--- quick-usb-formatter-0.6~/src/window.cpp	2015-11-18 13:55:13.000000000 +0300

+++ quick-usb-formatter-0.6/src/window.cpp	2015-11-18 13:56:38.551000000 +0300

@@ -115,7 +115,7 @@ void Window::performAction(KAuth::Action

         else 

             args << "-f" << "-L"  << escapeLabel(label)  << "-v" << dirDev;

-        command = "mkfs.ntfs";

+        command = "/sbin/mkfs.ntfs";

     }

@@ -127,7 +127,7 @@ void Window::performAction(KAuth::Action

         else 

             args  << "-n"  << escapeLabel(label.mid(0, 16)) << dirDev;

-        command = "mkfs.exfat";

+        command = "/sbin/mkfs.exfat";

     }

@@ -139,7 +139,7 @@ void Window::performAction(KAuth::Action

         else 

             args  << "-l"  << escapeLabel(label) << dirDev;

-        command = "mkfs.f2fs";

+        command = "/usr/sbin/mkfs.f2fs";

     }

@@ -152,7 +152,7 @@ void Window::performAction(KAuth::Action

         else

             args << "-n" << escapeLabel((label).toUpper().mid(0, 11)) << "-v" << dirDev;

-        command = "mkdosfs";

+        command = "/sbin/mkfs.fat";

     }

@@ -164,7 +164,7 @@ void Window::performAction(KAuth::Action

         else

             args << "-t" << "ext4" << "-L"  << escapeLabel((label).mid(0, 16)) << "-v" << dirDev;

-        command = "mke2fs";

+        command = "/sbin/mke2fs";

     }else if(filesystem == QString("ext2")){

@@ -175,7 +175,7 @@ void Window::performAction(KAuth::Action

         else

             args << "-t" << "ext2" << "-L"  << escapeLabel((label).mid(0, 16)) << "-v" << dirDev;

-        command = "mke2fs";

+        command = "/sbin/mke2fs";

     }else if(filesystem == QString("ext3")){

@@ -186,7 +186,7 @@ void Window::performAction(KAuth::Action

         else

             args << "-t" << "ext3" << "-L"  << escapeLabel((label).mid(0, 16)) << "-v" << dirDev;

-        command = "mke2fs";

+        command = "/sbin/mke2fs";

     }