The phrase "prove to be problematic" is correct and usable in written English.
It means to cause difficulties or to be difficult to deal with. For example, "Installing the new software system proved to be problematic, as it was not compatible with our existing system."
If a couple decides to divorce — not an issue, Mr. Mosher and Mr. Dwyer insist — untangling multiple marriages might also prove to be problematic, Ms. Taylor said.
Examining representations of air quality data intended for governmental to grassroots audiences, and how these representations may prove to be problematic in attempts to reconcile their myriad forms and meanings across contexts and constituencies.
But I am not very confident that Congress will go along with a second round of stimulus, or approve more bail-out money, and if the economy needs more help than it received the first round, that could prove to be problematic.
But Tintri's mounting losses could prove to be problematic.
Estimating constructs such as motivation in elementary students can prove to be problematic and inconsistent [50].
Nevertheless, this did not prove to be problematic due the big differences in 15N signal between labelled and non-labelled plants because of the very high labeling rate of the placed (NH4 2SO4 + DMPP fertilizer with 15N.
Rubio's lieutenants proved to be problematic.
The last quarter of the 20th century, however, proved to be problematic.
Overall, solving a national market problem at the regional level proves to be problematic.
Although it is clearly similar to the other jaegers genetically this species has proven to be problematic.
Santa Anita, after making a move to a synthetic track that proved to be problematic, has returned to dirt.
