diff --git a/krArc/krarc.h b/krArc/krarc.h
--- a/krArc/krarc.h
+++ b/krArc/krarc.h
@@ -79,7 +79,7 @@
 
 private:
     void get(const QUrl &url, int tries);
-    /** checks if the exit code is OK. */
+    /** checks if a returned status ("exit code") of an archiving-related process is OK. */
     bool checkStatus(int exitCode);
     /** service function for parseLine. */
     QString nextWord(QString &s, char d = ' ');
diff --git a/krArc/krarc.cpp b/krArc/krarc.cpp
--- a/krArc/krarc.cpp
+++ b/krArc/krarc.cpp
@@ -1637,16 +1637,7 @@
 {
     KRFUNC;
     KRDEBUG(exitCode);
-
-    // if this code is changed, the code of KRarcHandler::checkStatus() must be reviewed
-    if (arcType == "zip" || arcType == "rar" || arcType == "7z")
-        return exitCode == 0 || exitCode == 1;
-    else if (arcType == "ace" || arcType == "bzip2" || arcType == "lha" || arcType == "rpm" || arcType == "arj")
-        return exitCode == 0;
-    else if (arcType == "gzip" || arcType == "lzma" || arcType == "xz")
-        return exitCode == 0 || exitCode == 2;
-    else
-        return exitCode == 0;
+    return KrArcBaseManager::checkStatus(arcType, exitCode);
 }
 
 void kio_krarcProtocol::checkIf7zIsEncrypted(bool &encrypted, QString fileName)
diff --git a/krArc/krarcbasemanager.h b/krArc/krarcbasemanager.h
--- a/krArc/krarcbasemanager.h
+++ b/krArc/krarcbasemanager.h
@@ -41,6 +41,8 @@
     //! The maximum length of a short QString that represents the type of a file
     static const int maxLenType;
 
+    static bool checkStatus(const QString &, int);
+
 public:
     KrArcBaseManager() {}
     QString detectArchive(bool &, QString, bool = true, bool = false);
diff --git a/krArc/krarcbasemanager.cpp b/krArc/krarcbasemanager.cpp
--- a/krArc/krarcbasemanager.cpp
+++ b/krArc/krarcbasemanager.cpp
@@ -34,6 +34,26 @@
 int KrArcBaseManager::autoDetectElems = sizeof(autoDetectParams) / sizeof(AutoDetectParams);
 const int KrArcBaseManager::maxLenType = 5;
 
+//! Checks if a returned status ("exit code") of an archiving-related process is OK
+/*!
+    \param arcType A short QString which contains an identifier of the type of the archive.
+    \param exitCode The returned status ("exit code") of an archiving-related process.
+    \return If the exit code means that the archiving-related process ended without errors.
+*/
+bool KrArcBaseManager::checkStatus(const QString &arcType, int exitCode)
+{
+    if (arcType == "zip" || arcType == "rar" || arcType == "7z")
+        return exitCode == 0 || exitCode == 1;
+    else if (arcType == "ace" || arcType == "bzip2" || arcType == "lha" || arcType == "rpm" || arcType == "cpio" ||
+             arcType == "tar" || arcType == "tarz" || arcType == "tbz" || arcType == "tgz" || arcType == "arj" ||
+             arcType == "deb" || arcType == "tlz" || arcType == "txz")
+        return exitCode == 0;
+    else if (arcType == "gzip" || arcType == "lzma" || arcType == "xz")
+        return exitCode == 0 || exitCode == 2;
+    else
+        return exitCode == 0;
+}
+
 QString KrArcBaseManager::detectArchive(bool &encrypted, QString fileName, bool checkEncrypted, bool fast)
 {
     encrypted = false;
diff --git a/krusader/VFS/krarchandler.h b/krusader/VFS/krarchandler.h
--- a/krusader/VFS/krarchandler.h
+++ b/krusader/VFS/krarchandler.h
@@ -85,7 +85,7 @@
     // detects the archive type
     void checkIf7zIsEncrypted(bool &, QString);
 private:
-    // checks if the returned status is correct
+    //! checks if a returned status ("exit code") of an archiving-related process is OK
     static bool checkStatus(QString type, int exitCode);
 
     static bool openWallet();
diff --git a/krusader/VFS/krarchandler.cpp b/krusader/VFS/krarchandler.cpp
--- a/krusader/VFS/krarchandler.cpp
+++ b/krusader/VFS/krarchandler.cpp
@@ -140,7 +140,7 @@
         type = getShortTypeFromMime(type);
     }
 
-    if ((type == "zip" || type == "/zip") && lst.contains("unzip"))
+    if (type == "zip" && lst.contains("unzip"))
         return true;
     else if (type == "tar" && lst.contains("tar"))
         return true;
@@ -686,17 +686,7 @@
 
 bool KRarcHandler::checkStatus(QString type, int exitCode)
 {
-    // if this code is changed, the code of kio_krarcProtocol::checkStatus() must be reviewed
-    if (type == "zip" || type == "rar" || type == "7z")
-        return exitCode == 0 || exitCode == 1;
-    else if (type == "ace" || type == "bzip2" || type == "lha" || type == "rpm" || type == "cpio" ||
-             type == "tar" || type == "tarz" || type == "tbz" || type == "tgz" || type == "arj" ||
-             type == "deb" || type == "tlz" || type == "txz")
-        return exitCode == 0;
-    else if (type == "gzip" || type == "lzma" || type == "xz")
-        return exitCode == 0 || exitCode == 2;
-    else
-        return exitCode == 0;
+    return KrArcBaseManager::checkStatus(type, exitCode);
 }
 
 void KRarcHandler::checkIf7zIsEncrypted(bool &encrypted, QString fileName)