Former President Laszlo Solyom on Monday has expressed his concerns on parliament's concept for Hungary's new constitution and warned that the document contained a number of open issues. "We should not deviate from the European path," Solyom told a conference at the Academy of Sciences, and cautioned that "reform-communist ideas" could be revived and included in the final draft. As an example he mentioned cutting the powers of the Constitutional Court and restricting constitutional control over legislation. Parliament is expected to pass the new constitution in spring 2011. The socialists, as the biggest party of the opposition wants a referndum ont the draft of the new Constitution.