Here's a copy of my config, I can't see your interfaces listed, check your show run netflow output again.
flow timeout active 60
flow exporter Solarwinds-Exporter
destination xx.xx.xx.xx
transport udp 2055
source loopback0
version 9
flow record Solarwinds
description Solarwinds-Flow-Record
match ipv4 source address
match ipv4 destination address
match ip protocol
collect counter bytes long
collect flow sampler id
sampler Solarwinds-Sample100
mode 1 out-of 100
flow monitor Solarwinds-Monitor
description Solarwinds-Exporter-Record
record netflow ipv4 original-input
exporter Solarwinds-Exporter
interface Ethernet4/27
ip flow monitor Solarwinds-Monitor input sampler Solarwinds-Sample100
ip flow monitor Solarwinds-Monitor output sampler Solarwinds-Sample100
interface Ethernet7/26
ip flow monitor Solarwinds-Monitor input sampler Solarwinds-Sample100
ip flow monitor Solarwinds-Monitor output sampler Solarwinds-Sample100
Hope this helps