Checking core structure...
compile_project:10: no matches found: *.in
rm -f po-grt-core.jar `find . -name \*.class`
(cd src; javac -encoding UTF-8 `find . -name \*.java`)
./grt/Grt.java:7: package pt.utl.ist.po.ui does not exist
import pt.utl.ist.po.ui.Command;
                       ^
./grt/Grt.java:8: package pt.utl.ist.po.ui does not exist
import pt.utl.ist.po.ui.InvalidOperation;
                       ^
./grt/Grt.java:9: package grt.textui.main does not exist
import grt.textui.main.Message;
                      ^
./grt/Grt.java:10: package grt.textui.main does not exist
import grt.textui.main.Save;
                      ^
./grt/Grt.java:13: package pt.utl.ist.po.ui does not exist
import static pt.utl.ist.po.ui.UserInteraction.IO;
                              ^
./grt/Grt.java:13: static import only from classes and interfaces
import static pt.utl.ist.po.ui.UserInteraction.IO;
^
./grt/Grt.java:227: cannot find symbol
symbol  : class InvalidOperation
location: class grt.Grt
public static void main(String[] args) throws InvalidOperation{
                                              ^
./grt/GrtInit.java:7: package pt.utl.ist.po.ui does not exist
import static pt.utl.ist.po.ui.UserInteraction.IO;
                              ^
./grt/GrtInit.java:7: static import only from classes and interfaces
import static pt.utl.ist.po.ui.UserInteraction.IO;
^
./grt/Grt.java:238: package grt.textui.main does not exist
		grt.textui.main.MenuBuilder.menuFor(_ggrt);
		               ^
./grt/Grt.java:241: cannot find symbol
symbol  : variable Message
location: class grt.Grt
		    boolean _answer = IO.readBoolean(Message.saveBeforeExit());
		                                     ^
./grt/Grt.java:241: cannot find symbol
symbol  : variable IO
location: class grt.Grt
		    boolean _answer = IO.readBoolean(Message.saveBeforeExit());
		                      ^
./grt/Grt.java:243: cannot find symbol
symbol  : class Command
location: class grt.Grt
			Command _save = new Save(_ggrt);
			^
./grt/Grt.java:243: cannot find symbol
symbol  : class Save
location: class grt.Grt
			Command _save = new Save(_ggrt);
			                          ^
./grt/Grt.java:249: cannot find symbol
symbol  : variable IO
location: class grt.Grt
		IO.closeDown();
		^
./grt/GrtInit.java:45: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
						IO.println(line);//teste
						^
./grt/GrtInit.java:50: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
							IO.println("=cliente");}
							^
./grt/GrtInit.java:53: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
								IO.println("=telemovel");}
								^
./grt/GrtInit.java:56: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
								IO.println("=friend");}
								^
./grt/GrtInit.java:76: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			IO.println(_activeGrt.getClient(string[2]).getClientId());
			^
./grt/GrtInit.java:85: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			IO.println(string[1]);
			^
./grt/GrtInit.java:89: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			   IO.println(_mobileX.getClientId());
			   ^
./grt/GrtInit.java:90: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			   IO.println(_mobileX.getMobileType());
			   ^
./grt/GrtInit.java:91: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			   IO.println(Integer.toString(_mobileX.getMobileId()));
			   ^
./grt/GrtInit.java:92: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			   IO.println(Long.toString(_mobileX.getBalance()));
			   ^
./grt/GrtInit.java:96: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			  IO.println("ON");
			  ^
./grt/GrtInit.java:100: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
			      IO.println("OFF");
			      ^
./grt/GrtInit.java:104: cannot find symbol
symbol  : variable IO
location: class grt.GrtInit
				IO.println("SILENT");
				^
Note: ./grt/Client.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
28 errors
make: *** [all] Error 1