pushover converges, but low-week reciprocal calculations do

[xiaojack]

WARNING: CTestNormDispIncr::test() - failed to converge
after: 200 iterations current Norm: 3.29482e+006 (max: 0.1, Norm deltaR: 7.44214e+009)
NewtnRaphson::solveCurrentStep() -the ConvergenceTest object failed in test()
StaticAnalysis::analyze() - the Algorithm failed at iteration: 0 with domain at load factor 5.22523e+011
OpenSees > analyze failed, returned: -3 error flag
WARNING: CTestNormDispIncr::test() - failed to converge
after: 200 iterations current Norm: 95765.5 (max: 0.1, Norm deltaR: 5.12428e+010)
NewtnRaphson::solveCurrentStep() -the ConvergenceTest object failed in test()
StaticAnalysis::analyze() - the Algorithm failed at iteration: 1 with domain at load factor -3.84005e+010
OpenSees > analyze failed, returned: -3 error flag

[fmk]

not sure what you mean by "low-week reciprocal calculations"

[xiaojack]

Low cycle，The loading method is inverted triangle