Are these regional parliamentary sittings constitutional?

Hundreds of Members of Parliament and parliamentary staff are currently in Gulu for the first parliamentary sitting outside Kampala, which has been shrouded in controversy mainly over the hefty costs involved.  
 
The constitutionality of these meetings has also been put into question.
 
Quoting Article 95:2, the Speaker argued that the regional sittings are constitutional. 

However, I think those with a contrary view have a very strong point.
 
The said Article 95:2 says: “A session of Parliament shall be held at such place within Uganda and shall commence at such time as the Speaker…