1 files changed, 8 insertions, 10 deletions

diff --git a/scene/resources/visual_shader.cpp b/scene/resources/visual_shader.cpp
index d782016e08..6ea6742c7b 100644
--- a/scene/resources/visual_shader.cpp
+++ b/scene/resources/visual_shader.cpp
@@ -3450,7 +3450,7 @@ void VisualShaderNodeGroupBase::add_input_port(int p_id, int p_type, const Strin
 			count++;
 		}
 
-		inputs.erase(index, count);
+		inputs = inputs.left(index) + inputs.substr(index + count);
 		inputs = inputs.insert(index, itos(i));
 		index += inputs_strings[i].size();
 	}
@@ -3473,7 +3473,7 @@ void VisualShaderNodeGroupBase::remove_input_port(int p_id) {
 		}
 		index += inputs_strings[i].size();
 	}
-	inputs.erase(index, count);
+	inputs = inputs.left(index) + inputs.substr(index + count);
 
 	inputs_strings = inputs.split(";", false);
 	inputs = inputs.substr(0, index);
@@ -3526,7 +3526,7 @@ void VisualShaderNodeGroupBase::add_output_port(int p_id, int p_type, const Stri
 			count++;
 		}
 
-		outputs.erase(index, count);
+		outputs = outputs.left(index) + outputs.substr(index + count);
 		outputs = outputs.insert(index, itos(i));
 		index += outputs_strings[i].size();
 	}
@@ -3549,7 +3549,7 @@ void VisualShaderNodeGroupBase::remove_output_port(int p_id) {
 		}
 		index += outputs_strings[i].size();
 	}
-	outputs.erase(index, count);
+	outputs = outputs.left(index) + outputs.substr(index + count);
 
 	outputs_strings = outputs.split(";", false);
 	outputs = outputs.substr(0, index);
@@ -3601,8 +3601,7 @@ void VisualShaderNodeGroupBase::set_input_port_type(int p_id, int p_type) {
 		index += inputs_strings[i].size();
 	}
 
-	inputs.erase(index, count);
-
+	inputs = inputs.left(index) + inputs.substr(index + count);
 	inputs = inputs.insert(index, itos(p_type));
 
 	_apply_port_changes();
@@ -3637,8 +3636,7 @@ void VisualShaderNodeGroupBase::set_input_port_name(int p_id, const String &p_na
 		index += inputs_strings[i].size();
 	}
 
-	inputs.erase(index, count);
-
+	inputs = inputs.left(index) + inputs.substr(index + count);
 	inputs = inputs.insert(index, p_name);
 
 	_apply_port_changes();
@@ -3673,7 +3671,7 @@ void VisualShaderNodeGroupBase::set_output_port_type(int p_id, int p_type) {
 		index += output_strings[i].size();
 	}
 
-	outputs.erase(index, count);
+	outputs = outputs.left(index) + outputs.substr(index + count);
 
 	outputs = outputs.insert(index, itos(p_type));
 
@@ -3709,7 +3707,7 @@ void VisualShaderNodeGroupBase::set_output_port_name(int p_id, const String &p_n
 		index += output_strings[i].size();
 	}
 
-	outputs.erase(index, count);
+	outputs = outputs.left(index) + outputs.substr(index + count);
 
 	outputs = outputs.insert(index, p_name);