MULTISIM 中的遇到的问题

我用的是multisim10的汉化版，搭了个简单放大电路，出现错误，调试信息提示如下：请高手帮忙分析。 MULTISIM CONVERGENCE ASSISTANT SUMMARY REPORT Convergence Assistant Summary ReportOutcome: The Convergence Assistant was unable to correct the problem. Please consult the help documentation for more information about simulation errors and how to correct them.MULTISIM CONVERGENCE ASSISTANT LOG Step 1: Verifying Error Scenario ...completed.Step 2: Setting parameter Integration Method (METHOD) to 齿轮 Simulating... ...completed. Simulation error still occurs.Step 3: Setting parameter 初始条件 to 设置为0 Simulating... ...completed. Simulation error still occurs.Step 4: Setting parameter MaximumTimestep (TMAX) to 1.0000e-004 Simulating... ...completed. Simulation error still occurs.Step 5: Setting parameter MaximumTimestep (TMAX) to 1.0000e-003 Simulating... ...completed. Simulation error still occurs.Step 6: Setting parameter Relative error tolerance (RELTOL) to 1.0000e-002 Simulating... ...completed. Simulation error still occurs.Step 7: Setting parameter Shunt resistance from analog nodes to ground (RSHUNT) to 1000000000 Simulating... ...completed. Simulation error still occurs.Step 8: Setting parameter Shunt resistance from analog nodes to ground (RSHUNT) to 100000000 Simulating... ...completed. Simulation error still occurs.Step 9: Setting parameter Shunt resistance from analog nodes to ground (RSHUNT) to 10000000 Simulating... ...completed. Simulation error still occurs.Step 10: Setting parameter DC iteration limit (ITL1) to 200 Simulating... ...completed. Simulation error still occurs.Step 11: Setting parameter DC iteration limit (ITL1) to 300 Simulating... ...completed. Simulation error still occurs.Step 12: Setting parameter Minimum conductance (GMIN) to 1.0000e-007 Simulating... ...completed. Simulation error still occurs.Step 13: Setting parameter MaximumTimestep (TMAX) to 1.0000e-004 Simulating... ...completed. Simulation error still occurs.Step 14: Setting parameter MaximumTimestep (TMAX) to 1.0000e-005 Simulating... ...completed. Simulation error still occurs.Convergence Assistant completed unsuccessfully.