PLL implementation problem

Compiling project with pll in Quartus II 11.0 at the start of fitter an error indication screen appears with the following description. After that full compilation process stops.

Internal Error: Sub-system: PLLC, File: /quartus/qcl/pllc/pllc_pll.cpp, Line: 4485

m_user_taps_count >= 0 && m_user_taps_count <= m_max_taps_count

Stack Trace:

0xeb6c: PLLC_PLL::PLLC_PLL + 0x25c (qcl_pllc)

0x9121a: CUT_PLL_VIEW_MAPPER::create_internal_view + 0x6a (db_cut)

0x9a9ef: CUT_PLL_COMPUTATION_UTIL_IMPL::calculate_internal_from_external_params + 0x6f (db_cut)

0x9fcc8: CUT_PLL_COMPUTATION_UTIL_IMPL::calculate_real_parameters_for_pll_config + 0xf8 (db_cut)

0xa0976: CUT_PLL_COMPUTATION_UTIL_IMPL::calculate_real_parameters_for_target_type + 0x236 (db_cut)

0xa0f46: CUT_PLL_COMPUTATION_UTIL_IMPL::calculate_real_parameters + 0x1e6 (db_cut)

0x11fb6: MPP_MAIN_UTIL::init_pll_atoms + 0x356 (COMP_MPP)

0x14c38: MPP_MAIN_UTIL::update_cdb_chip + 0xd8 (COMP_MPP)

0x16e5c: MPP_ROOT::start + 0x60c (COMP_MPP)

0x32d3: qfit_execute_mpp + 0x33 (quartus_fit)

0x11926: QFIT_FRAMEWORK::execute + 0x336 (quartus_fit)

0xf211: qexe_get_command_line + 0x1461 (comp_qexe)

0x116b7: qexe_process_cmdline_arguments + 0x387 (comp_qexe)

0x117a4: qexe_standard_main + 0x84 (comp_qexe)

0xb7ae: qfit_main + 0x5e (quartus_fit)

0x1b91: msg_main_thread + 0x11 (CCL_MSG)

0x1be8: _thr_final_wrapper + 0x8 (ccl_thr)

0x1b05: msg_thread_wrapper + 0x85 (CCL_MSG)

0x218a: mem_thread_wrapper + 0x4a (ccl_mem)

0x28a03: msg_exe_main + 0x63 (CCL_MSG)

0xbc4c: _main + 0x1c (quartus_fit)

0x13b0b: _memset + 0x15f (quartus_fit)

0x17076: RegisterWaitForInputIdle + 0x48 (kernel32)

End-trace

Quartus II Version 11.0 Build 157 04/27/2011 SJ Web Edition