diff --git a/shell/problem.h b/shell/problem.h
--- a/shell/problem.h
+++ b/shell/problem.h
@@ -43,9 +43,9 @@
  * @code
  * IProblem::Ptr problem(new DetectedProblem());
  * problem->setSource(IProblem::Plugin);
- * problem->setSeverity(IProblem::Error);
- * problem->setDescription(QStringLiteral("Error message"));
- * problem->setExplanation(QStringLiteral("Error explanation"));
+ * problem->setSeverity(IProblem::Warning);
+ * problem->setDescription(QStringLiteral("Warning message"));
+ * problem->setExplanation(QStringLiteral("Warning explanation"));
  *
  * DocumentRange range;
  * range.document = IndexedString("/path/to/source/file");
@@ -58,8 +58,22 @@
 class KDEVPLATFORMSHELL_EXPORT DetectedProblem : public IProblem
 {
 public:
+    /// Creates new empty DetectedProblem with default properties:
+    /// severity - KDevelop::IProblem::Error;
+    /// source - KDevelop::IProblem::Unknown;
+    /// finalLocationMode - KDevelop::IProblem::Range.
     DetectedProblem();
-    virtual ~DetectedProblem();
+
+    /// Creates new DetectedProblem, produced by some plugin, for example by analyzer plugins
+    /// like cppcheck/clang-tydy/valgrind/etc.
+    /// Default values of problem properties are:
+    /// severity - KDevelop::IProblem::Error;
+    /// source - KDevelop::IProblem::Plugin;
+    /// sourceString - passed pluginName parameter;
+    /// finalLocationMode - KDevelop::IProblem::Range.
+    DetectedProblem(const QString& pluginName);
+
+    ~DetectedProblem() override;
 
     Source source() const override;
     void setSource(Source source) override;
diff --git a/shell/problem.cpp b/shell/problem.cpp
--- a/shell/problem.cpp
+++ b/shell/problem.cpp
@@ -24,15 +24,17 @@
 
 struct DetectedProblemPrivate
 {
-    DetectedProblemPrivate()
-        : m_severity(KDevelop::IProblem::Error)
+    DetectedProblemPrivate(const QString& pluginName)
+        : m_pluginName(pluginName)
+        , m_severity(KDevelop::IProblem::Error)
         , m_source(KDevelop::IProblem::Unknown)
         , m_finalLocationMode(KDevelop::IProblem::Range)
     {
     }
 
     QString m_description;
     QString m_explanation;
+    QString m_pluginName;
     KDevelop::IProblem::Severity m_severity;
     KDevelop::IProblem::Source m_source;
     KDevelop::DocumentRange m_range;
@@ -44,10 +46,16 @@
 {
 
 DetectedProblem::DetectedProblem()
-    :d(new DetectedProblemPrivate())
+    : d(new DetectedProblemPrivate(i18n("Plugin")))
 {
 }
 
+DetectedProblem::DetectedProblem(const QString& pluginName)
+    : d(new DetectedProblemPrivate(pluginName))
+{
+    setSource(Plugin);
+}
+
 DetectedProblem::~DetectedProblem()
 {
     clearDiagnostics();
@@ -65,22 +73,20 @@
 
 QString DetectedProblem::sourceString() const
 {
-    QString s;
-
     switch(d->m_source)
     {
-    case Unknown: s = i18n("Unknown"); break;
-    case Disk: s = i18n("Disk"); break;
-    case Preprocessor: s = i18n("Preprocessor"); break;
-    case Lexer: s = i18n("Lexer"); break;
-    case Parser: s = i18n("Parser"); break;
-    case DUChainBuilder: s = i18n("DuchainBuilder"); break;
-    case SemanticAnalysis: s = i18n("Semantic analysis"); break;
-    case ToDo: s = i18n("Todo"); break;
-    case Plugin: s = i18n("Plugin"); break;
+    case Unknown: return i18n("Unknown");
+    case Disk: return i18n("Disk");
+    case Preprocessor: return i18n("Preprocessor");
+    case Lexer: return i18n("Lexer");
+    case Parser: return i18n("Parser");
+    case DUChainBuilder: return i18n("DuchainBuilder");
+    case SemanticAnalysis: return i18n("Semantic analysis");
+    case ToDo: return i18n("Todo");
+    case Plugin: return d->m_pluginName;
     }
 
-    return s;
+    return {};
 }
 
 DocumentRange DetectedProblem::finalLocation() const
@@ -93,7 +99,6 @@
     d->m_range = location;
 }
 
-
 IProblem::FinalLocationMode DetectedProblem::finalLocationMode() const
 {
     return d->m_finalLocationMode;
@@ -149,7 +154,6 @@
     return s;
 }
 
-
 QVector<IProblem::Ptr> DetectedProblem::diagnostics() const
 {
     return d->m_diagnostics;
diff --git a/shell/tests/test_detectedproblem.cpp b/shell/tests/test_detectedproblem.cpp
--- a/shell/tests/test_detectedproblem.cpp
+++ b/shell/tests/test_detectedproblem.cpp
@@ -41,6 +41,7 @@
     void testExplanation();
     void testFinalLocation();
     void testDiagnostics();
+    void testPluginName();
 
 private:
     IProblem::Ptr m_problem;
@@ -193,6 +194,27 @@
     QCOMPARE(m_problem->diagnostics().size(), 0);
 }
 
+void TestDetectedProblem::testPluginName()
+{
+    DetectedProblem p1(QStringLiteral("Plugin1"));
+    DetectedProblem p2(QStringLiteral("Plugin2"));
+    DetectedProblem p3(QStringLiteral(""));
+    DetectedProblem p4;
+
+    QCOMPARE(p1.source(), IProblem::Plugin);
+    QCOMPARE(p2.source(), IProblem::Plugin);
+    QCOMPARE(p3.source(), IProblem::Plugin);
+    QCOMPARE(p4.source(), IProblem::Unknown);
+
+    QCOMPARE(p1.sourceString(), QStringLiteral("Plugin1"));
+    QCOMPARE(p2.sourceString(), QStringLiteral("Plugin2"));
+    QCOMPARE(p3.sourceString(), QStringLiteral(""));
+    QCOMPARE(p4.sourceString(), i18n("Unknown"));
+
+    p4.setSource(IProblem::Plugin);
+    QCOMPARE(p4.source(), IProblem::Plugin);
+    QCOMPARE(p4.sourceString(), i18n("Plugin"));
+}
 
 QTEST_MAIN(TestDetectedProblem)