Five protesters and an army major have been shot dead during riots at protest sites in Khartoum.
At least 10 others including 3 soldiers have been wounded by an unidentified armed group’s firing.
The Violence began hours after protest leaders and ruling generals reached a breakthrough in Civil-rule talks.
The council has accused armed groups opposing the political deal, of opening fire at protesters.
Activists said counter-revolutionaries linked to the former regime were inciting violence.
Protesters have blocked the roads in Capital after security forces used tear gas to disperse dozens of them.
Meanwhile, former President Omar al-Bashir has been charged with involvement in the killing of protesters.