PVS-Studio warning V576 for amtsdk

int WriteXmlFile(....)
{
  ...
  fprintf(fp, "</pps>\n", r.Pps);
  ...
}

This suspicious code was found in amtsdk project by PVS-Studio static code analyzer.
Warning message is:
V576 Incorrect format. A different number of actual arguments is expected while calling 'fprintf' function. Expected: 2. Present: 3. USBFile usbfile.cpp 489

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/