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Error codes › ESM cause (LTE NAS)

ESM cause #37 EPS QoS not accepted

ESM cause (LTE NAS)3GPP TS 24.301 §9.9.4.4 and Annex B

What it means

EPS QoS not accepted: the phone or network rejected the proposed QoS.

Where you see it

In LTE NAS PDN connectivity reject, bearer resource reject or EPS bearer deactivation.

What to check

Compare the QoS requested and offered.

Check the GTPv2 Create Session Response and the HSS APN configuration for the same APN.

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