When trying to run, program says terminate called after throwing an instance of 'std::invalid_argument'   what():  stoi Aborted (core dumped)

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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When trying to run, program says

terminate called after throwing an instance of 'std::invalid_argument'
  what():  stoi
Aborted (core dumped)

void readFile (ifstream &northFile, Library northLibrary[], Book northBooks []){
int i = 0;
while (!northFile.eof()) {
}
string temporary;
int temp = stoi (temporary);
getline (northFile, temporary, '*');
northBooks[i].setTitle (temporary);
getline (northFile, temporary, '*');
northBooks[i].setAuthor(temporary);
getline (northFile, temporary, '*');
northBooks[i].setCheckedOut (temp);
getline (northFile, temporary, '\n');
northBooks[i].setNumHolds (temp);
i++;
Transcribed Image Text:void readFile (ifstream &northFile, Library northLibrary[], Book northBooks []){ int i = 0; while (!northFile.eof()) { } string temporary; int temp = stoi (temporary); getline (northFile, temporary, '*'); northBooks[i].setTitle (temporary); getline (northFile, temporary, '*'); northBooks[i].setAuthor(temporary); getline (northFile, temporary, '*'); northBooks[i].setCheckedOut (temp); getline (northFile, temporary, '\n'); northBooks[i].setNumHolds (temp); i++;
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