> x <- bfast(ts_, h=1/2, season="none", max.iter=1)
[1] "No seasonal model will be fitted!"
Error in if (is.nan(p0) || p0 < a2 || p0 > (1 - a2)) { :
  missing value where TRUE/FALSE needed

> ts_
Time Series:
Start = c(1473638538, 1)
End = c(1473638538, 288)
Frequency = 288
  [1] 3.002895e+20 2.961022e+20 3.146194e+20 2.702405e+20 2.771203e+20 2.816103e+20 2.366269e+20 2.065336e+20 1.949190e+19 2.103607e+20 2.096387e+20 2.017610e+20
 [13] 2.023590e+20 1.989997e+20 2.020392e+19 1.734347e+20 1.782055e+20 1.763166e+20 1.604574e+20 1.819636e+20 1.607919e+20 1.647324e+20 1.714666e+20 1.724997e+20
 [25] 1.758928e+20 1.582308e+20 1.648300e+20 1.741122e+19 1.828068e+20 1.691465e+20 1.569448e+20 1.589702e+20 1.557405e+20 1.632643e+20 1.755033e+20 1.826928e+20
 [37] 2.021607e+20 2.265863e+20 1.940817e+20 1.956547e+20 2.435162e+20 3.063648e+20 3.381344e+20 3.483452e+20 3.654352e+20 3.801237e+20 3.859968e+20 4.210992e+20
 [49] 4.729404e+20 4.686661e+20 4.979181e+20 5.442428e+20 5.561937e+20 5.961104e+20 6.202308e+20 6.581698e+20 7.170111e+19 7.010327e+20 7.454570e+20 7.591577e+20
 [61] 8.325351e+20 8.501964e+20 8.383010e+20 8.500294e+20 8.432204e+20 7.964722e+20 7.927468e+20 8.082888e+20 7.871203e+20 8.148913e+20 8.483660e+20 8.499843e+20
 [73] 8.627379e+20 9.310589e+20 8.942949e+20 9.100070e+20 8.578209e+20 8.708000e+20 8.702486e+20 8.691701e+20 9.008627e+20 8.477873e+20 8.812648e+20 8.474760e+20
 [85] 8.945963e+20 9.045968e+20 9.286988e+20 8.737977e+20 9.412539e+20 8.939258e+20 9.689051e+20 9.162003e+20 9.413207e+19 9.177975e+20 9.047061e+20 8.989766e+20
 [97] 9.645068e+20 9.458041e+20 9.217128e+20 9.583605e+20 9.769880e+20 9.358588e+20 9.673254e+20 9.774312e+20 9.961771e+20 9.665208e+20 9.649576e+20 9.488233e+20
[109] 9.342821e+20 1.001763e+21 9.700360e+20 9.749423e+20 9.623566e+20 9.693160e+20 9.414418e+20 9.163429e+20 9.568178e+20 9.688020e+19 1.003643e+20 9.720291e+20
[121] 1.000221e+20 9.858564e+20 9.877364e+20 1.006762e+21 9.917834e+20 1.038951e+21 1.055498e+21 1.040062e+21 1.049222e+21 1.063360e+21 1.111876e+21 1.136132e+20
[133] 1.171957e+21 1.160918e+21 1.098881e+21 1.151074e+21 1.195709e+21 1.158103e+21 1.188807e+21 1.163452e+21 1.154907e+20 1.132728e+21 1.134285e+21 1.126239e+21
[145] 1.176688e+21 1.152116e+21 1.130586e+21 1.176194e+21 1.165156e+21 1.185230e+21 1.206859e+21 1.205049e+21 1.183302e+21 1.278822e+21 1.217001e+21 1.215683e+20
[157] 1.168399e+21 1.209722e+21 1.249373e+21 1.180207e+21 1.321649e+21 1.267714e+21 1.229541e+21 1.324653e+21 1.293776e+20 1.283590e+21 1.339243e+21 1.286038e+21
[169] 1.316818e+21 1.398444e+21 1.386010e+21 1.366690e+21 1.428572e+21 1.439970e+21 1.413081e+21 1.414055e+21 1.526513e+21 1.516830e+21 1.538715e+21 1.538166e+21
[181] 1.595170e+21 1.568554e+21 1.568027e+19 1.618669e+21 1.647172e+21 1.705648e+21 1.705296e+21 1.712376e+21 1.748678e+21 1.711843e+21 1.744977e+21 1.800872e+21
[193] 1.795404e+21 1.816600e+21 1.854935e+21 1.823726e+21 1.867626e+21 1.835285e+21 1.879377e+20 1.844482e+21 1.844250e+20 1.883070e+21 1.777364e+21 1.922670e+21
[205] 1.876865e+21 1.902854e+21 1.904448e+21 1.878970e+21 1.915778e+21 1.950536e+21 1.986831e+20 1.997958e+20 2.016462e+21 2.019821e+21 2.026235e+21 2.052835e+21
[217] 2.121362e+21 2.183125e+21 2.252128e+21 2.285953e+21 2.268279e+21 2.289467e+21 2.272122e+21 2.281415e+21 2.277897e+21 2.279810e+21 2.380510e+21 2.383422e+21
[229] 2.541361e+21 2.602012e+21 2.552064e+21 2.525756e+21 2.512067e+21 2.515797e+21 2.452056e+21 2.472701e+21 2.456568e+21 2.532447e+21 2.517929e+21 2.607341e+21
[241] 2.513802e+21 2.533433e+21 2.517781e+21 2.517968e+21 2.520894e+21 2.491564e+21 2.444322e+19 2.486048e+21 2.459919e+21 2.395141e+21 2.359268e+21 2.347073e+21
[253] 2.319346e+21 2.214198e+21 2.145254e+21 2.157304e+21 2.161038e+21 2.052421e+21 2.004426e+21 1.922088e+21 1.832476e+21 1.782464e+21 1.723531e+21 1.639149e+21
[265] 1.623536e+21 1.585039e+21 1.455195e+20 1.355923e+21 1.410104e+21 1.285906e+21 1.270483e+21 1.193615e+21 1.173583e+21 1.099846e+21 1.069584e+21 1.020023e+21
[277] 1.026236e+20 9.976357e+20 9.117412e+20 8.605685e+20 8.718125e+20 8.323705e+20 8.604800e+20 8.075888e+20 7.866110e+20 7.536336e+20 7.743821e+20 7.564914e+20