Constructor delegation follows mem-initializer for

class manager: virtual public abstr_emp
{
private:
    int inchargeof; // number of abstr_emps managed
protected:
    int InChargeOf() const { return inchargeof; } // output
    int & InChargeOf(){ return inchargeof; } // input
public:
manager::manager():abstr_emp(){}
manager(const abstr_emp &e, int ico):abstr_emp(e),inchargeof(ico){}
manager(const manager &m):abstr_emp(m),manager(m){}// ошибка возникает в этой строчке 
manager(const std::string &fn, const std::string &ln, const std::string &j, int ico):abstr_emp(fn,ln,j),inchargeof(ico){}
    virtual void ShowAll() const;
    virtual void SetAll();
};

D:\Projects\C\14\Task5\T1405\emp.cpp:45: ошибка: constructor delegation follows mem-initializer for 'abstr_emp'
 manager::manager(const manager &m):abstr_emp(m),manager(m){}
                                                          ^

// emp.h -- header file for abstr_emp class and children
#include <iostream>
#include <string>
class abstr_emp
{
private:
    std::string fname; // abstr_emp's first name
    std::string lname; // abstr_emp's last name
    std::string job;
public:
    abstr_emp();
    abstr_emp(const std::string & fn, const std::string & ln,
              const std::string & j);
    abstr_emp(const abstr_emp & a);
    virtual void ShowAll() const; // labels and shows all data
    virtual void SetAll(); // prompts user for values
    friend std::ostream & operator<<(std::ostream & os, const abstr_emp & e);
 
    // just displays first and last name
    virtual ~abstr_emp() = 0; // virtual base class
};
class employee : public abstr_emp
{
public:
    employee();
    employee(const std::string & fn, const std::string & ln,
             const std::string & j);
    virtual void ShowAll() const;
    virtual void SetAll();
};
class manager: virtual public abstr_emp
{
private:
    int inchargeof; // number of abstr_emps managed
protected:
    int InChargeOf() const { return inchargeof; } // output
    int & InChargeOf(){ return inchargeof; } // input
public:
    manager();
    manager(const std::string & fn, const std::string & ln,
            const std::string & j, int ico = 0);
    manager(const abstr_emp & e, int ico);
    manager(const manager & m);
    virtual void ShowAll() const;
    virtual void SetAll();
};
class fink: virtual public abstr_emp
{
private:
    std::string reportsto; // to whom fink reports
protected:
    const std::string ReportsTo() const { return reportsto; }
    std::string & ReportsTo(){ return reportsto; }
public:
    fink();
    fink(const std::string & fn, const std::string & ln,
         const std::string & j, const std::string & rpo);
    fink(const abstr_emp & e, const std::string & rpo);
    fink(const fink & e);
    virtual void ShowAll() const;
    virtual void SetAll();
};
class highfink: public manager, public fink // management fink
{
public:
    highfink();
    highfink(const std::string & fn, const std::string & ln,
             const std::string & j, const std::string & rpo,
             int ico);
    highfink(const abstr_emp & e, const std::string & rpo, int ico);
    highfink(const fink & f, int ico);
    highfink(const manager & m, const std::string & rpo);
    highfink(const highfink & h);
    virtual void ShowAll() const;
    virtual void SetAll();
};

#include <iostream>
#include "emp.h"
using std::cout;
using std::endl;
using std::cin;
using std::getline;
 
abstr_emp::abstr_emp():fname("unknown"),lname("unknown"),job("unknown"){}
abstr_emp::abstr_emp(const abstr_emp &a){
fname=a.fname;
lname=a.lname;
job=a.job;
}
abstr_emp::abstr_emp(const std::string &fn, const std::string &ln, const std::string &j):fname(fn),lname(ln),job(j){}
//abstr_emp::abstr_emp(const abstr_emp & a):abstr_emp(a){}
void abstr_emp::ShowAll()const
{
    cout<<"Mr."<<fname<<" "<<lname<<". His job is "<<job<<endl;
}
void abstr_emp::SetAll()
{
    cout<<"Please write your name: ";getline(cin,fname);
    cout<<"Ok Mr."<<fname<<" what is your lastname?";getline(cin,lname);
    cout<<"So you do ..?: ";getline(cin,job);
}
std::ostream &operator<<(std::ostream & os,const abstr_emp & a)
{
    os<<"Mr."<<a.fname<<" "<<a.lname<<endl;
    return os;
}
 
employee::employee():abstr_emp(){}
employee::employee(const std::string &fn, const std::string &ln, const std::string &j):abstr_emp(fn,ln,j){}
void employee::ShowAll()const
{
    abstr_emp::ShowAll();
}
void employee::SetAll()
{
    abstr_emp::SetAll();
}
 
manager::manager():abstr_emp(){}
manager::manager(const abstr_emp &e, int ico):abstr_emp(e),inchargeof(ico){}
manager::manager(const manager &m):abstr_emp(m),manager(m){}
manager::manager(const std::string &fn, const std::string &ln, const std::string &j, int ico):abstr_emp(fn,ln,j),inchargeof(ico){}
void manager::ShowAll()const
{
    abstr_emp::ShowAll();
    cout<<"Has manage "<<inchargeof<<" people"<<endl;
}
void manager::SetAll(){
    abstr_emp::SetAll();
    cout<<"How many people do you in charge of?: ";cin>>inchargeof;while(cin.get()!='\n')continue;
}
 
fink::fink():abstr_emp(){}
fink::fink(const abstr_emp &e, const std::string &rpo):abstr_emp(e),reportsto(rpo){}
fink::fink(const fink &e):abstr_emp(e),fink(e){}
fink::fink(const std::string &fn, const std::string &ln, const std::string &j, const std::string &rpo):abstr_emp(fn,ln,j),reportsto(rpo){}
void fink::ShowAll()const
{
    abstr_emp::ShowAll();
    cout<<"Has reports to "<<reportsto<<endl;
}
void fink::SetAll(){
    abstr_emp::SetAll();
    cout<<"To whom do you make reports?: ";getline(cin,reportsto);
}
 
highfink::highfink():abstr_emp(),manager(),fink(){}
highfink::highfink(const abstr_emp &e, const std::string &rpo, int ico):abstr_emp(e),fink(e,rpo),manager(e,ico){}
highfink::highfink(const fink &f, int ico):abstr_emp(f),manager(f,ico){}
highfink::highfink(const highfink &h):abstr_emp(h),manager(h),fink(h){}
highfink::highfink(const manager &m, const std::string &rpo):abstr_emp(m),fink(m,rpo),manager(m){}
highfink::highfink(const std::string &fn, const std::string &ln, const std::string &j, const std::string &rpo, int ico):abstr_emp(fn,ln,j),fink(fn,ln,j,rpo),manager(fn,ln,j,ico){}
 
void highfink::ShowAll()const
{
    abstr_emp::ShowAll();
    cout<<"Has reports to "<<fink::ReportsTo()<<endl;
    cout<<"Has manage "<<manager::InChargeOf()<<" people"<<endl;
}
void highfink::SetAll(){
    abstr_emp::SetAll();
    cout<<"To whom do you make reports?: ";getline(cin,fink::ReportsTo());
    cout<<"How many people do you in charge of?: ";cin>>manager::InChargeOf();while(cin.get()!='\n')continue;
}