我修改了代码，如下所示，它可以正常工作。不知道为什么以前的代码会抛出错误。
$API_User = "admin"$API_Pass = "password"$API_URL = "localhost"$API_Port = "8080"$API_Job = "test01"$h = @{}$h.Add('Authorization', 'Basic ' + [Convert]::Tobase64String([Text.Encoding]::ASCII.GetBytes("$(${API_User}):$(${API_Pass})")))$Params = @{uri = "http://${API_URL}:${API_Port}/crumbIssuer/api/json"; Method = 'Get'; Headers = $h;}$API_Crumb = Invoke-RestMethod @Params$h.Add('Jenkins-Crumb', $API_Crumb.crumb)$Params['uri'] = "http://${API_URL}:${API_Port}/job/${API_Job}/build"$Params['Method'] = 'Post'$Params['Headers'] = $hInvoke-RestMethod @Params
