diff --git a/ChangeLog.txt b/ChangeLog.txt
index c56e183b8..ca004e8cc 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -5,6 +5,7 @@
 - Improved curve segment warnings.
 - Tape app. Add action Add separator to menu.
 - Tape app. Fix crash after switching language.
+- Fix Valentina app crash after canceling a tool.
 
 # Valentina 0.7.51 April 18, 2022
 - Z value change for a layout piece.
diff --git a/src/libs/vtools/dialogs/tools/dialogalongline.cpp b/src/libs/vtools/dialogs/tools/dialogalongline.cpp
index 487d8e7d9..480ffc25d 100644
--- a/src/libs/vtools/dialogs/tools/dialogalongline.cpp
+++ b/src/libs/vtools/dialogs/tools/dialogalongline.cpp
@@ -182,6 +182,9 @@ void DialogAlongLine::DeployFormulaTextEdit()
 //---------------------------------------------------------------------------------------------------------------------
 DialogAlongLine::~DialogAlongLine()
 {
+    auto *locData = const_cast<VContainer *> (data);
+    locData->RemoveVariable(currentLength);
+
     delete ui;
 }
 
@@ -283,7 +286,7 @@ void DialogAlongLine::SetCurrentLength()
     SCASSERT(length != nullptr)
     length->SetName(currentLength);
 
-    VContainer *locData = const_cast<VContainer *> (data);
+    auto *locData = const_cast<VContainer *> (data);
     locData->AddVariable(length);
 }
 
diff --git a/src/libs/vtools/dialogs/tools/dialogcutarc.cpp b/src/libs/vtools/dialogs/tools/dialogcutarc.cpp
index 05bc127fc..7189794ea 100644
--- a/src/libs/vtools/dialogs/tools/dialogcutarc.cpp
+++ b/src/libs/vtools/dialogs/tools/dialogcutarc.cpp
@@ -147,6 +147,9 @@ void DialogCutArc::DeployFormulaTextEdit()
 //---------------------------------------------------------------------------------------------------------------------
 DialogCutArc::~DialogCutArc()
 {
+    auto *locData = const_cast<VContainer *> (data);
+    locData->RemoveVariable(currentLength);
+
     delete ui;
 }
 
diff --git a/src/libs/vtools/dialogs/tools/dialogcutspline.cpp b/src/libs/vtools/dialogs/tools/dialogcutspline.cpp
index d54f2c8bb..88ff124f2 100644
--- a/src/libs/vtools/dialogs/tools/dialogcutspline.cpp
+++ b/src/libs/vtools/dialogs/tools/dialogcutspline.cpp
@@ -106,6 +106,9 @@ DialogCutSpline::DialogCutSpline(const VContainer *data, quint32 toolId, QWidget
 //---------------------------------------------------------------------------------------------------------------------
 DialogCutSpline::~DialogCutSpline()
 {
+    auto *locData = const_cast<VContainer *> (data);
+    locData->RemoveVariable(currentLength);
+
     delete ui;
 }
 
diff --git a/src/libs/vtools/dialogs/tools/dialogcutsplinepath.cpp b/src/libs/vtools/dialogs/tools/dialogcutsplinepath.cpp
index 9bf2c1498..156a3de1c 100644
--- a/src/libs/vtools/dialogs/tools/dialogcutsplinepath.cpp
+++ b/src/libs/vtools/dialogs/tools/dialogcutsplinepath.cpp
@@ -106,6 +106,9 @@ DialogCutSplinePath::DialogCutSplinePath(const VContainer *data, quint32 toolId,
 //---------------------------------------------------------------------------------------------------------------------
 DialogCutSplinePath::~DialogCutSplinePath()
 {
+    auto *locData = const_cast<VContainer *> (data);
+    locData->RemoveVariable(currentLength);
+
     delete ui;
 }