Eritrean Foreign Minister Osman Saleh has received a written message from HE the Minister of State for Foreign Affairs Ahmed bin Abdullah Al Mahmoud containing an invitation to attend the official celebration marking the Darfur peace process in Doha.     The message was received by Director-General of departments at the Eritrean Foreign Ministry Vshasion Boutros during a meeting with Qatar\'s Ambassador to Eritrea Mohammed bin Ali Al Noaimi.     The meeting dealt with relations between the two countries and the current situation in the region.