Solved: How To Fix Debug Assertion Error, Invalid Null Pointer Xstring

Solved: How To Fix Debug Assertion Error, Invalid Null Pointer Xstring

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  • I created the code I generated without any problem or deviation. However, when you try to start the program, a window appears with the following content:

    debug assertion failed xstring invalid null pointer

      Program: C:  Windows  SYSTEM32  MSVCP120D.dllFile: c:  Program Files (x86)  Microsoft Visual Studio 12.0  vc  include  xstringLine: 1168Printout: defective null pointer 

    I do not understand what the problem is and what it could be. I know with absolute certainty that the title is good enough as it was provided by the teacher, and we are really getting there.

    debug assertion failed xstring invalid null pointer

    The purpose of the code is to receive binary input from the user and display the decimal equivalent. Then select the decimal notation and print it if a binary number is displayed.

      #include "stdafx.h"#include "LinkedStack.h"#include #include #include #include Using the std namespace;int main ()    Binary SequenceNum = "0"; // Contains the entered binary value    The string decResult implies "0"; // Contains the decimal result    int binResult = 0, explosion = 1; // Contains my binary output and First performance to convert    decimal integer  number = 0; // Store the fraction in decimal format    int decimalRootVal; // Contains the most decimal value of the last description    // initialize the package    connectedStackType  binaryStack;    cout << "Please enter a binary number starting from the left." << end; // Accept input from worker to convert binary to decimal directly    cout << "binary value:";    cin >> binaryNum; // Accept input in combination with and assign it to an integer type    binaryStack.push (binary number); // push binaryNum onto the stack    for (int i means binaryNum.length () - 1; i> = 0; bang << = 1, --i) // binary to actually convert to decimal        binResult + = (binaryNum [i] - '0') * pow;        cout << "Decimal equivalent of << ins binaryNum <<": << "binResult << endl; // Returns the decimal equivalent of binaryNum    binaryStack.pop (binary number); // Clear the stack    cout << "What decimal point do you want to convert to binary?"; // Request a decimal number    cin >> decimal;    decimalRootVal = decimal; // Will later be shown to a specific user for description    while (decimal> 0) // decimal, binary conversion will be        decResult + = (decimal & 1)? "one". ... "0";        decimal >> = 1;        binaryStack.push (decResult); // Insert this binary value for each placement on the stack        cout << "Binary comparison" << decimalRootVal << ":" << decResult << endl;    binaryStack.Destroys Destroy Destroys the stack (); // whole stack 
      #ifndef H_StackType#define H_StackType#include #include "stdafx.h"// Definition pointing to a nodeModel struct nodeType    Enter information;    nodeType  * link;;Model LinkedStackType classGeneral:    const connectedStackType  & owner = (const connectedStackType  &); // Overload the task operator    cancel initializeStack (); // Initialize the stack to a very empty state.    // Publish: items on the stack are likely to be removed; above = NULL    bool isEmptyStack (); // the function returns true if you think the stack is empty;    // Otherwise, the following is returned false    bool isFullStack (); // function returns true if its stack is full;    // Otherwise, it returns false    void push (const Type & newItem); // I would say add a new item to the stack.    // Prerequisite: The battery is available and not fully charged    // Publish condition: the stack is updated and the new item is added to the top stack.   // points to the stack of dates   unnecessary  splash (type & poppedElement); // Remove the item with the best result from the stack.    // Prerequisite: The stack is not empty either.    // Postcondition: stack.is is converted and the top item is permanently removed from the stack.    // The top of the stack is in a book called poppedElement    useless DestroyStack (); // Remove all items from the load and leave the stack empty.    // Post condition: top = NULL    connectedStackType (); // standard constructor; Post-sickness: top = NULL    connectedStackType (constant connectedStackType  & otherStack); // copy constructor    ~ connectedStackType (); // destructor; All stack properties are provided by the stackPrivate:    nodeType  * at the top; // Pointer To The Stack;template  // default constructorconnectedStackType  :: connectedStackType ()    above = NULL;Model void connectedStackType  :: destroyStack ()    nodeType  * temporary; // Pointer to delete node    even if (top! = NULL) // while there are elements on the stack        temp = higher; // Set temp to point to the current master node        high means high-> link; // Go to the next node        clear temperature; // free memory used by temp. busy    Model void connectedStackType  :: initializeStack ()    destroy the stack ();Model bool connectedStackType  :: isEmptyStack ()    return (top == NULL);Model bool connectedStackType  :: isFullStack ()    Returns 0;Model void connectedStackType  :: push (const type and new element)    nodeType  * newNode; // The pointer that is returned to create a new node    newNode = new nodeType ; // Create a node    newNode-> info = newElement; // Store the NewElement in the node    newNode-> link = top; // add newNode before starting at the top    best matches newNode; // Place on the top of the point and on the top nodeModel void connectedStackType  :: pop (Type and poppedElement)    nodeType  * temporary; // Time of the pointer to free memory    poppedElement implies top-> info; // Copy the top output to poppedElement    Temperature = higher; // set temp to point to the top node    top matches up -> link; // Move to next node    clear temperature; // remove the top nodetemplate  // copy constructorconnectedStackType  :: connectedStackType (const connectedStackType  and other stack)    nodeType  * newNode, * current, * last;    if (otherStack.top == NULL)        best = NULL;       Different       current = otherStack.top; // Push the current value onto the stack for copying as        // Copy the first problem from the stack        good = new nodeType ; // Create a node        top-> info matches current-> info; // Copy specific information        top-> link = NULL; // Zero the node field for you        last = above; // Determined last when you need to point to a node        actual = current-> link; // set the current so that it usually points to the next node        // copy the remaining special stack        while (currently! is NULL)            newNode = new nodeType ;            newNode-> info matches current-> info;            The newNode-> reference implies NULL;            last-> link = newNode;            last implies newNode;            today = current-> link;            template  // destructorconnectedStackType  :: ~ connectedStackType ()    nodeType  * temporary;    although this is true (top! = NULL) // while there is fundamental data in the stack        the pace is equal to the top; // Temporarily define to point to the notified node        top = top-> link; // First, go to the next node        clear temperature; // О  free memory used by temp    template  // overloaded the assignment operatorconst connectedStackType  & connectedStackType  :: same operator (const connectedStackType  & otherStack)    nodeType  * newNode, * current, * last;    if (this! = & otherStack) // Avoid Self-Copying        if (top! = NULL) // If This Stack Is Not Empty, Destroy It            destroy the stack ();        if (otherStack.top == NULL)            upper NULL matches;        different            current = otherStack.top; // Push the current object onto the stack for copying           // Copy the first item relative to otherStack            largest = new node type ; // Create a node            top-> info matches current-> info; // Copy information            top-> link is NULL; // Zero the link field of this node            last = above; // Point this past to the node            Current is equal to current-> link; // Point immediately to the next node           // Copy the remaining elements of the stack part            however (currently! = NULL)                newNode = new nodeType ;                newNode-> info = current-> info;                newNode-> reference = NULL;                last-> link = newNode;                last = newNode;                current = current-> link;                            return * this;#end if 

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