Something

junits.java:76: cannot find symbol
symbol  : variable myunit
location: class junits
                while((myunit = map.get(baseunit1)) != null){
                       ^
junits.java:78: cannot find symbol
symbol  : variable myunit
location: class junits
                        out.printf("%s =" + opts.format + "%s%n", baseunit1, myunit.factor, 
                                                                             ^
junits.java:79: cannot find symbol
symbol  : variable myunit
location: class junits
                                   myunit.baseunit);
                                   ^
junits.java:81: cannot find symbol
symbol  : variable totalfactor
location: class junits
                    totalfactor *= myunit.factor;
                    ^
junits.java:81: cannot find symbol
symbol  : variable myunit
location: class junits
                    totalfactor *= myunit.factor;
                                   ^
junits.java:82: cannot find symbol
symbol  : variable baseunit
location: class junits
                    baseunit = myunit.baseunit;
                    ^
junits.java:82: cannot find symbol
symbol  : variable myunit
location: class junits
                    baseunit = myunit.baseunit;
                               ^
7 errors